11979790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 22498560

約数和(自身を除く): 10518770

約数列:

[1, 2, 5, 10, 41, 61, 82, 122, 205, 305, 410, 479, 610, 958, 2395, 2501, 4790, 5002, 12505, 19639, 25010, 29219, 39278, 58438, 98195, 146095, 196390, 292190, 1197979, 2395958, 5989895, 11979790]

約数ペア:

[(1, 11979790), (2, 5989895), (5, 2395958), (10, 1197979), (41, 292190), (61, 196390), (82, 146095), (122, 98195), (205, 58438), (305, 39278), (410, 29219), (479, 25010), (610, 19639), (958, 12505), (2395, 5002), (2501, 4790)]