56148820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30851}}^1$

素因数の和:30880

約数の個数: 48

約数和(自身を含む): 145127808

約数和(自身を除く): 88978988

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 30851, 61702, 123404, 154255, 215957, 308510, 401063, 431914, 617020, 802126, 863828, 1079785, 1604252, 2005315, 2159570, 2807441, 4010630, 4319140, 5614882, 8021260, 11229764, 14037205, 28074410, 56148820]

約数ペア:

[(1, 56148820), (2, 28074410), (4, 14037205), (5, 11229764), (7, 8021260), (10, 5614882), (13, 4319140), (14, 4010630), (20, 2807441), (26, 2159570), (28, 2005315), (35, 1604252), (52, 1079785), (65, 863828), (70, 802126), (91, 617020), (130, 431914), (140, 401063), (182, 308510), (260, 215957), (364, 154255), (455, 123404), (910, 61702), (1820, 30851)]