40292840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{953}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 104405760

約数和(自身を除く): 64112920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 280, 302, 604, 755, 953, 1057, 1208, 1510, 1906, 2114, 3020, 3812, 4228, 4765, 5285, 6040, 6671, 7624, 8456, 9530, 10570, 13342, 19060, 21140, 26684, 33355, 38120, 42280, 53368, 66710, 133420, 143903, 266840, 287806, 575612, 719515, 1007321, 1151224, 1439030, 2014642, 2878060, 4029284, 5036605, 5756120, 8058568, 10073210, 20146420, 40292840]

約数ペア:

[(1, 40292840), (2, 20146420), (4, 10073210), (5, 8058568), (7, 5756120), (8, 5036605), (10, 4029284), (14, 2878060), (20, 2014642), (28, 1439030), (35, 1151224), (40, 1007321), (56, 719515), (70, 575612), (140, 287806), (151, 266840), (280, 143903), (302, 133420), (604, 66710), (755, 53368), (953, 42280), (1057, 38120), (1208, 33355), (1510, 26684), (1906, 21140), (2114, 19060), (3020, 13342), (3812, 10570), (4228, 9530), (4765, 8456), (5285, 7624), (6040, 6671)]