656572060

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{4003}}^1$

素因数の和:4210

約数の個数: 48

約数和(自身を含む): 1412611200

約数和(自身を除く): 756039140

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 139, 236, 278, 295, 556, 590, 695, 1180, 1390, 2780, 4003, 8006, 8201, 16012, 16402, 20015, 32804, 40030, 41005, 80060, 82010, 164020, 236177, 472354, 556417, 944708, 1112834, 1180885, 2225668, 2361770, 2782085, 4723540, 5564170, 11128340, 32828603, 65657206, 131314412, 164143015, 328286030, 656572060]

約数ペア:

[(1, 656572060), (2, 328286030), (4, 164143015), (5, 131314412), (10, 65657206), (20, 32828603), (59, 11128340), (118, 5564170), (139, 4723540), (236, 2782085), (278, 2361770), (295, 2225668), (556, 1180885), (590, 1112834), (695, 944708), (1180, 556417), (1390, 472354), (2780, 236177), (4003, 164020), (8006, 82010), (8201, 80060), (16012, 41005), (16402, 40030), (20015, 32804)]