28335880

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6269}}^1$

素因数の和:6393

約数の個数: 32

約数和(自身を含む): 64330200

約数和(自身を除く): 35994320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 6269, 12538, 25076, 31345, 50152, 62690, 125380, 250760, 708397, 1416794, 2833588, 3541985, 5667176, 7083970, 14167940, 28335880]

約数ペア:

[(1, 28335880), (2, 14167940), (4, 7083970), (5, 5667176), (8, 3541985), (10, 2833588), (20, 1416794), (40, 708397), (113, 250760), (226, 125380), (452, 62690), (565, 50152), (904, 31345), (1130, 25076), (2260, 12538), (4520, 6269)]