40350040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^2$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 92757600

約数和(自身を除く): 52407560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 113, 158, 226, 316, 395, 452, 565, 632, 790, 904, 1130, 1580, 2260, 3160, 4520, 8927, 12769, 17854, 25538, 35708, 44635, 51076, 63845, 71416, 89270, 102152, 127690, 178540, 255380, 357080, 510760, 1008751, 2017502, 4035004, 5043755, 8070008, 10087510, 20175020, 40350040]

約数ペア:

[(1, 40350040), (2, 20175020), (4, 10087510), (5, 8070008), (8, 5043755), (10, 4035004), (20, 2017502), (40, 1008751), (79, 510760), (113, 357080), (158, 255380), (226, 178540), (316, 127690), (395, 102152), (452, 89270), (565, 71416), (632, 63845), (790, 51076), (904, 44635), (1130, 35708), (1580, 25538), (2260, 17854), (3160, 12769), (4520, 8927)]