40855210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11981}}^1$

素因数の和:12030

約数の個数: 32

約数和(自身を含む): 82819584

約数和(自身を除く): 41964374

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 11981, 23962, 59905, 119810, 131791, 263582, 371411, 658955, 742822, 1317910, 1857055, 3714110, 4085521, 8171042, 20427605, 40855210]

約数ペア:

[(1, 40855210), (2, 20427605), (5, 8171042), (10, 4085521), (11, 3714110), (22, 1857055), (31, 1317910), (55, 742822), (62, 658955), (110, 371411), (155, 263582), (310, 131791), (341, 119810), (682, 59905), (1705, 23962), (3410, 11981)]