7643980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12329}}^1$

素因数の和:12369

約数の個数: 24

約数和(自身を含む): 16571520

約数和(自身を除く): 8927540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 12329, 24658, 49316, 61645, 123290, 246580, 382199, 764398, 1528796, 1910995, 3821990, 7643980]

約数ペア:

[(1, 7643980), (2, 3821990), (4, 1910995), (5, 1528796), (10, 764398), (20, 382199), (31, 246580), (62, 123290), (124, 61645), (155, 49316), (310, 24658), (620, 12329)]