20441610

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:548

約数の個数: 96

約数和(自身を含む): 61731072

約数和(自身を除く): 41289462

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 71, 90, 105, 126, 142, 210, 213, 315, 355, 426, 457, 497, 630, 639, 710, 914, 994, 1065, 1278, 1371, 1491, 2130, 2285, 2485, 2742, 2982, 3195, 3199, 4113, 4473, 4570, 4970, 6390, 6398, 6855, 7455, 8226, 8946, 9597, 13710, 14910, 15995, 19194, 20565, 22365, 28791, 31990, 32447, 41130, 44730, 47985, 57582, 64894, 95970, 97341, 143955, 162235, 194682, 227129, 287910, 292023, 324470, 454258, 486705, 584046, 681387, 973410, 1135645, 1362774, 1460115, 2044161, 2271290, 2920230, 3406935, 4088322, 6813870, 10220805, 20441610]

約数ペア:

[(1, 20441610), (2, 10220805), (3, 6813870), (5, 4088322), (6, 3406935), (7, 2920230), (9, 2271290), (10, 2044161), (14, 1460115), (15, 1362774), (18, 1135645), (21, 973410), (30, 681387), (35, 584046), (42, 486705), (45, 454258), (63, 324470), (70, 292023), (71, 287910), (90, 227129), (105, 194682), (126, 162235), (142, 143955), (210, 97341), (213, 95970), (315, 64894), (355, 57582), (426, 47985), (457, 44730), (497, 41130), (630, 32447), (639, 31990), (710, 28791), (914, 22365), (994, 20565), (1065, 19194), (1278, 15995), (1371, 14910), (1491, 13710), (2130, 9597), (2285, 8946), (2485, 8226), (2742, 7455), (2982, 6855), (3195, 6398), (3199, 6390), (4113, 4970), (4473, 4570)]