4168840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8017}}^1$

素因数の和:8041

約数の個数: 32

約数和(自身を含む): 10102680

約数和(自身を除く): 5933840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 8017, 16034, 32068, 40085, 64136, 80170, 104221, 160340, 208442, 320680, 416884, 521105, 833768, 1042210, 2084420, 4168840]

約数ペア:

[(1, 4168840), (2, 2084420), (4, 1042210), (5, 833768), (8, 521105), (10, 416884), (13, 320680), (20, 208442), (26, 160340), (40, 104221), (52, 80170), (65, 64136), (104, 40085), (130, 32068), (260, 16034), (520, 8017)]