20807160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1433}}^1$

素因数の和:1469

約数の個数: 96

約数和(自身を含む): 68659920

約数和(自身を除く): 47852760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1320, 1433, 1452, 1815, 2420, 2866, 2904, 3630, 4299, 4840, 5732, 7165, 7260, 8598, 11464, 14330, 14520, 15763, 17196, 21495, 28660, 31526, 34392, 42990, 47289, 57320, 63052, 78815, 85980, 94578, 126104, 157630, 171960, 173393, 189156, 236445, 315260, 346786, 378312, 472890, 520179, 630520, 693572, 866965, 945780, 1040358, 1387144, 1733930, 1891560, 2080716, 2600895, 3467860, 4161432, 5201790, 6935720, 10403580, 20807160]

約数ペア:

[(1, 20807160), (2, 10403580), (3, 6935720), (4, 5201790), (5, 4161432), (6, 3467860), (8, 2600895), (10, 2080716), (11, 1891560), (12, 1733930), (15, 1387144), (20, 1040358), (22, 945780), (24, 866965), (30, 693572), (33, 630520), (40, 520179), (44, 472890), (55, 378312), (60, 346786), (66, 315260), (88, 236445), (110, 189156), (120, 173393), (121, 171960), (132, 157630), (165, 126104), (220, 94578), (242, 85980), (264, 78815), (330, 63052), (363, 57320), (440, 47289), (484, 42990), (605, 34392), (660, 31526), (726, 28660), (968, 21495), (1210, 17196), (1320, 15763), (1433, 14520), (1452, 14330), (1815, 11464), (2420, 8598), (2866, 7260), (2904, 7165), (3630, 5732), (4299, 4840)]