3217990840

素因数分解:

$2^3\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{61553}}^1$

素因数の和:62871

約数の個数: 32

約数和(自身を含む): 7246136880

約数和(自身を除く): 4028146040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1307, 2614, 5228, 6535, 10456, 13070, 26140, 52280, 61553, 123106, 246212, 307765, 492424, 615530, 1231060, 2462120, 80449771, 160899542, 321799084, 402248855, 643598168, 804497710, 1608995420, 3217990840]

約数ペア:

[(1, 3217990840), (2, 1608995420), (4, 804497710), (5, 643598168), (8, 402248855), (10, 321799084), (20, 160899542), (40, 80449771), (1307, 2462120), (2614, 1231060), (5228, 615530), (6535, 492424), (10456, 307765), (13070, 246212), (26140, 123106), (52280, 61553)]