8900740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 20059200

約数和(自身を除く): 11158460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 397, 590, 794, 1121, 1180, 1588, 1985, 2242, 3970, 4484, 5605, 7543, 7940, 11210, 15086, 22420, 23423, 30172, 37715, 46846, 75430, 93692, 117115, 150860, 234230, 445037, 468460, 890074, 1780148, 2225185, 4450370, 8900740]

約数ペア:

[(1, 8900740), (2, 4450370), (4, 2225185), (5, 1780148), (10, 890074), (19, 468460), (20, 445037), (38, 234230), (59, 150860), (76, 117115), (95, 93692), (118, 75430), (190, 46846), (236, 37715), (295, 30172), (380, 23423), (397, 22420), (590, 15086), (794, 11210), (1121, 7940), (1180, 7543), (1588, 5605), (1985, 4484), (2242, 3970)]