1837332580

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1\times {\mathrm{1699}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 3898440000

約数和(自身を除く): 2061107420

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 389, 556, 695, 778, 1390, 1556, 1699, 1945, 2780, 3398, 3890, 6796, 7780, 8495, 16990, 33980, 54071, 108142, 216284, 236161, 270355, 472322, 540710, 660911, 944644, 1081420, 1180805, 1321822, 2361610, 2643644, 3304555, 4723220, 6609110, 13218220, 91866629, 183733258, 367466516, 459333145, 918666290, 1837332580]

約数ペア:

[(1, 1837332580), (2, 918666290), (4, 459333145), (5, 367466516), (10, 183733258), (20, 91866629), (139, 13218220), (278, 6609110), (389, 4723220), (556, 3304555), (695, 2643644), (778, 2361610), (1390, 1321822), (1556, 1180805), (1699, 1081420), (1945, 944644), (2780, 660911), (3398, 540710), (3890, 472322), (6796, 270355), (7780, 236161), (8495, 216284), (16990, 108142), (33980, 54071)]