6402440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14551}}^1$

素因数の和:14573

約数の個数: 32

約数和(自身を含む): 15716160

約数和(自身を除く): 9313720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 14551, 29102, 58204, 72755, 116408, 145510, 160061, 291020, 320122, 582040, 640244, 800305, 1280488, 1600610, 3201220, 6402440]

約数ペア:

[(1, 6402440), (2, 3201220), (4, 1600610), (5, 1280488), (8, 800305), (10, 640244), (11, 582040), (20, 320122), (22, 291020), (40, 160061), (44, 145510), (55, 116408), (88, 72755), (110, 58204), (220, 29102), (440, 14551)]