7931580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{811}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 22372224

約数和(自身を除く): 14440644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 811, 815, 978, 1622, 1630, 1956, 2433, 2445, 3244, 3260, 4055, 4866, 4890, 8110, 9732, 9780, 12165, 16220, 24330, 48660, 132193, 264386, 396579, 528772, 660965, 793158, 1321930, 1586316, 1982895, 2643860, 3965790, 7931580]

約数ペア:

[(1, 7931580), (2, 3965790), (3, 2643860), (4, 1982895), (5, 1586316), (6, 1321930), (10, 793158), (12, 660965), (15, 528772), (20, 396579), (30, 264386), (60, 132193), (163, 48660), (326, 24330), (489, 16220), (652, 12165), (811, 9780), (815, 9732), (978, 8110), (1622, 4890), (1630, 4866), (1956, 4055), (2433, 3260), (2445, 3244)]