2478340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4273}}^1$

素因数の和:4311

約数の個数: 24

約数和(自身を含む): 5385240

約数和(自身を除く): 2906900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 4273, 8546, 17092, 21365, 42730, 85460, 123917, 247834, 495668, 619585, 1239170, 2478340]

約数ペア:

[(1, 2478340), (2, 1239170), (4, 619585), (5, 495668), (10, 247834), (20, 123917), (29, 85460), (58, 42730), (116, 21365), (145, 17092), (290, 8546), (580, 4273)]