726608380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{3697}}^1$

素因数の和:4054

約数の個数: 48

約数和(自身を含む): 1580495616

約数和(自身を除く): 853887236

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 317, 620, 634, 1268, 1585, 3170, 3697, 6340, 7394, 9827, 14788, 18485, 19654, 36970, 39308, 49135, 73940, 98270, 114607, 196540, 229214, 458428, 573035, 1146070, 1171949, 2292140, 2343898, 4687796, 5859745, 11719490, 23438980, 36330419, 72660838, 145321676, 181652095, 363304190, 726608380]

約数ペア:

[(1, 726608380), (2, 363304190), (4, 181652095), (5, 145321676), (10, 72660838), (20, 36330419), (31, 23438980), (62, 11719490), (124, 5859745), (155, 4687796), (310, 2343898), (317, 2292140), (620, 1171949), (634, 1146070), (1268, 573035), (1585, 458428), (3170, 229214), (3697, 196540), (6340, 114607), (7394, 98270), (9827, 73940), (14788, 49135), (18485, 39308), (19654, 36970)]