788691460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1\times {\mathrm{1879}}^1$

素因数の和:2596

約数の個数: 48

約数和(自身を含む): 1713116160

約数和(自身を除く): 924424700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 677, 1354, 1879, 2708, 3385, 3758, 6770, 7516, 9395, 13540, 18790, 20987, 37580, 41974, 58249, 83948, 104935, 116498, 209870, 232996, 291245, 419740, 582490, 1164980, 1272083, 2544166, 5088332, 6360415, 12720830, 25441660, 39434573, 78869146, 157738292, 197172865, 394345730, 788691460]

約数ペア:

[(1, 788691460), (2, 394345730), (4, 197172865), (5, 157738292), (10, 78869146), (20, 39434573), (31, 25441660), (62, 12720830), (124, 6360415), (155, 5088332), (310, 2544166), (620, 1272083), (677, 1164980), (1354, 582490), (1879, 419740), (2708, 291245), (3385, 232996), (3758, 209870), (6770, 116498), (7516, 104935), (9395, 83948), (13540, 58249), (18790, 41974), (20987, 37580)]