2681810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 5128704

約数和(自身を除く): 2446894

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 211, 310, 410, 422, 1055, 1271, 2110, 2542, 6355, 6541, 8651, 12710, 13082, 17302, 32705, 43255, 65410, 86510, 268181, 536362, 1340905, 2681810]

約数ペア:

[(1, 2681810), (2, 1340905), (5, 536362), (10, 268181), (31, 86510), (41, 65410), (62, 43255), (82, 32705), (155, 17302), (205, 13082), (211, 12710), (310, 8651), (410, 6541), (422, 6355), (1055, 2542), (1271, 2110)]