12460580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 30387840

約数和(自身を除く): 17927260

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 271, 380, 418, 484, 542, 605, 836, 1045, 1084, 1210, 1355, 2090, 2299, 2420, 2710, 2981, 4180, 4598, 5149, 5420, 5962, 9196, 10298, 11495, 11924, 14905, 20596, 22990, 25745, 29810, 32791, 45980, 51490, 56639, 59620, 65582, 102980, 113278, 131164, 163955, 226556, 283195, 327910, 566390, 623029, 655820, 1132780, 1246058, 2492116, 3115145, 6230290, 12460580]

約数ペア:

[(1, 12460580), (2, 6230290), (4, 3115145), (5, 2492116), (10, 1246058), (11, 1132780), (19, 655820), (20, 623029), (22, 566390), (38, 327910), (44, 283195), (55, 226556), (76, 163955), (95, 131164), (110, 113278), (121, 102980), (190, 65582), (209, 59620), (220, 56639), (242, 51490), (271, 45980), (380, 32791), (418, 29810), (484, 25745), (542, 22990), (605, 20596), (836, 14905), (1045, 11924), (1084, 11495), (1210, 10298), (1355, 9196), (2090, 5962), (2299, 5420), (2420, 5149), (2710, 4598), (2981, 4180)]