1874304520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{387253}}^1$

素因数の和:387286

約数の個数: 48

約数和(自身を含む): 4635430380

約数和(自身を除く): 2761125860

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 387253, 774506, 1549012, 1936265, 3098024, 3872530, 4259783, 7745060, 8519566, 15490120, 17039132, 21298915, 34078264, 42597830, 46857613, 85195660, 93715226, 170391320, 187430452, 234288065, 374860904, 468576130, 937152260, 1874304520]

約数ペア:

[(1, 1874304520), (2, 937152260), (4, 468576130), (5, 374860904), (8, 234288065), (10, 187430452), (11, 170391320), (20, 93715226), (22, 85195660), (40, 46857613), (44, 42597830), (55, 34078264), (88, 21298915), (110, 17039132), (121, 15490120), (220, 8519566), (242, 7745060), (440, 4259783), (484, 3872530), (605, 3098024), (968, 1936265), (1210, 1549012), (2420, 774506), (4840, 387253)]