40751890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 79574400

約数和(自身を除く): 38822510

約数列:

[1, 2, 5, 10, 17, 34, 59, 85, 118, 170, 239, 289, 295, 478, 578, 590, 1003, 1195, 1445, 2006, 2390, 2890, 4063, 5015, 8126, 10030, 14101, 17051, 20315, 28202, 34102, 40630, 69071, 70505, 85255, 138142, 141010, 170510, 239717, 345355, 479434, 690710, 1198585, 2397170, 4075189, 8150378, 20375945, 40751890]

約数ペア:

[(1, 40751890), (2, 20375945), (5, 8150378), (10, 4075189), (17, 2397170), (34, 1198585), (59, 690710), (85, 479434), (118, 345355), (170, 239717), (239, 170510), (289, 141010), (295, 138142), (478, 85255), (578, 70505), (590, 69071), (1003, 40630), (1195, 34102), (1445, 28202), (2006, 20315), (2390, 17051), (2890, 14101), (4063, 10030), (5015, 8126)]