487405820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{14869}}^1$

素因数の和:15038

約数の個数: 48

約数和(自身を含む): 1124172000

約数和(自身を除く): 636766180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 298, 596, 745, 1490, 1639, 2980, 3278, 6556, 8195, 14869, 16390, 29738, 32780, 59476, 74345, 148690, 163559, 297380, 327118, 654236, 817795, 1635590, 2215481, 3271180, 4430962, 8861924, 11077405, 22154810, 24370291, 44309620, 48740582, 97481164, 121851455, 243702910, 487405820]

約数ペア:

[(1, 487405820), (2, 243702910), (4, 121851455), (5, 97481164), (10, 48740582), (11, 44309620), (20, 24370291), (22, 22154810), (44, 11077405), (55, 8861924), (110, 4430962), (149, 3271180), (220, 2215481), (298, 1635590), (596, 817795), (745, 654236), (1490, 327118), (1639, 297380), (2980, 163559), (3278, 148690), (6556, 74345), (8195, 59476), (14869, 32780), (16390, 29738)]