40376440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77647}}^1$

素因数の和:77671

約数の個数: 32

約数和(自身を含む): 97836480

約数和(自身を除く): 57460040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 77647, 155294, 310588, 388235, 621176, 776470, 1009411, 1552940, 2018822, 3105880, 4037644, 5047055, 8075288, 10094110, 20188220, 40376440]

約数ペア:

[(1, 40376440), (2, 20188220), (4, 10094110), (5, 8075288), (8, 5047055), (10, 4037644), (13, 3105880), (20, 2018822), (26, 1552940), (40, 1009411), (52, 776470), (65, 621176), (104, 388235), (130, 310588), (260, 155294), (520, 77647)]