139810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:90

約数の個数: 32

約数和(自身を含む): 290304

約数和(自身を除く): 150494

約数列:

[1, 2, 5, 10, 11, 22, 31, 41, 55, 62, 82, 110, 155, 205, 310, 341, 410, 451, 682, 902, 1271, 1705, 2255, 2542, 3410, 4510, 6355, 12710, 13981, 27962, 69905, 139810]

約数ペア:

[(1, 139810), (2, 69905), (5, 27962), (10, 13981), (11, 12710), (22, 6355), (31, 4510), (41, 3410), (55, 2542), (62, 2255), (82, 1705), (110, 1271), (155, 902), (205, 682), (310, 451), (341, 410)]