20323380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 192

約数和(自身を含む): 73156608

約数和(自身を除く): 52833228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 53, 55, 60, 66, 70, 77, 83, 84, 105, 106, 110, 132, 140, 154, 159, 165, 166, 210, 212, 220, 231, 249, 265, 308, 318, 330, 332, 371, 385, 415, 420, 462, 498, 530, 581, 583, 636, 660, 742, 770, 795, 830, 913, 924, 996, 1060, 1113, 1155, 1162, 1166, 1245, 1484, 1540, 1590, 1660, 1743, 1749, 1826, 1855, 2226, 2310, 2324, 2332, 2490, 2739, 2905, 2915, 3180, 3486, 3498, 3652, 3710, 4081, 4399, 4452, 4565, 4620, 4980, 5478, 5565, 5810, 5830, 6391, 6972, 6996, 7420, 8162, 8715, 8745, 8798, 9130, 10956, 11130, 11620, 11660, 12243, 12782, 13197, 13695, 16324, 17430, 17490, 17596, 18260, 19173, 20405, 21995, 22260, 24486, 25564, 26394, 27390, 30793, 31955, 34860, 34980, 38346, 40810, 43990, 48389, 48972, 52788, 54780, 61215, 61586, 63910, 65985, 76692, 81620, 87980, 92379, 95865, 96778, 122430, 123172, 127820, 131970, 145167, 153965, 184758, 191730, 193556, 241945, 244860, 263940, 290334, 307930, 338723, 369516, 383460, 461895, 483890, 580668, 615860, 677446, 725835, 923790, 967780, 1016169, 1354892, 1451670, 1693615, 1847580, 2032338, 2903340, 3387230, 4064676, 5080845, 6774460, 10161690, 20323380]

約数ペア:

[(1, 20323380), (2, 10161690), (3, 6774460), (4, 5080845), (5, 4064676), (6, 3387230), (7, 2903340), (10, 2032338), (11, 1847580), (12, 1693615), (14, 1451670), (15, 1354892), (20, 1016169), (21, 967780), (22, 923790), (28, 725835), (30, 677446), (33, 615860), (35, 580668), (42, 483890), (44, 461895), (53, 383460), (55, 369516), (60, 338723), (66, 307930), (70, 290334), (77, 263940), (83, 244860), (84, 241945), (105, 193556), (106, 191730), (110, 184758), (132, 153965), (140, 145167), (154, 131970), (159, 127820), (165, 123172), (166, 122430), (210, 96778), (212, 95865), (220, 92379), (231, 87980), (249, 81620), (265, 76692), (308, 65985), (318, 63910), (330, 61586), (332, 61215), (371, 54780), (385, 52788), (415, 48972), (420, 48389), (462, 43990), (498, 40810), (530, 38346), (581, 34980), (583, 34860), (636, 31955), (660, 30793), (742, 27390), (770, 26394), (795, 25564), (830, 24486), (913, 22260), (924, 21995), (996, 20405), (1060, 19173), (1113, 18260), (1155, 17596), (1162, 17490), (1166, 17430), (1245, 16324), (1484, 13695), (1540, 13197), (1590, 12782), (1660, 12243), (1743, 11660), (1749, 11620), (1826, 11130), (1855, 10956), (2226, 9130), (2310, 8798), (2324, 8745), (2332, 8715), (2490, 8162), (2739, 7420), (2905, 6996), (2915, 6972), (3180, 6391), (3486, 5830), (3498, 5810), (3652, 5565), (3710, 5478), (4081, 4980), (4399, 4620), (4452, 4565)]