12457076740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{3739}}^1$

素因数の和:4045

約数の個数: 96

約数和(自身を含む): 28500595200

約数和(自身を除く): 16043518460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 239, 340, 410, 478, 697, 820, 956, 1195, 1394, 2390, 2788, 3485, 3739, 4063, 4780, 6970, 7478, 8126, 9799, 13940, 14956, 16252, 18695, 19598, 20315, 37390, 39196, 40630, 48995, 63563, 74780, 81260, 97990, 127126, 153299, 166583, 195980, 254252, 306598, 317815, 333166, 613196, 635630, 666332, 766495, 832915, 893621, 1271260, 1532990, 1665830, 1787242, 2606083, 3065980, 3331660, 3574484, 4468105, 5212166, 8936210, 10424332, 13030415, 15191557, 17872420, 26060830, 30383114, 36638461, 52121660, 60766228, 73276922, 75957785, 146553844, 151915570, 183192305, 303831140, 366384610, 622853837, 732769220, 1245707674, 2491415348, 3114269185, 6228538370, 12457076740]

約数ペア:

[(1, 12457076740), (2, 6228538370), (4, 3114269185), (5, 2491415348), (10, 1245707674), (17, 732769220), (20, 622853837), (34, 366384610), (41, 303831140), (68, 183192305), (82, 151915570), (85, 146553844), (164, 75957785), (170, 73276922), (205, 60766228), (239, 52121660), (340, 36638461), (410, 30383114), (478, 26060830), (697, 17872420), (820, 15191557), (956, 13030415), (1195, 10424332), (1394, 8936210), (2390, 5212166), (2788, 4468105), (3485, 3574484), (3739, 3331660), (4063, 3065980), (4780, 2606083), (6970, 1787242), (7478, 1665830), (8126, 1532990), (9799, 1271260), (13940, 893621), (14956, 832915), (16252, 766495), (18695, 666332), (19598, 635630), (20315, 613196), (37390, 333166), (39196, 317815), (40630, 306598), (48995, 254252), (63563, 195980), (74780, 166583), (81260, 153299), (97990, 127126)]