4642040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 11491200

約数和(自身を除く): 6849160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 113, 130, 158, 226, 260, 316, 395, 452, 520, 565, 632, 790, 904, 1027, 1130, 1469, 1580, 2054, 2260, 2938, 3160, 4108, 4520, 5135, 5876, 7345, 8216, 8927, 10270, 11752, 14690, 17854, 20540, 29380, 35708, 41080, 44635, 58760, 71416, 89270, 116051, 178540, 232102, 357080, 464204, 580255, 928408, 1160510, 2321020, 4642040]

約数ペア:

[(1, 4642040), (2, 2321020), (4, 1160510), (5, 928408), (8, 580255), (10, 464204), (13, 357080), (20, 232102), (26, 178540), (40, 116051), (52, 89270), (65, 71416), (79, 58760), (104, 44635), (113, 41080), (130, 35708), (158, 29380), (226, 20540), (260, 17854), (316, 14690), (395, 11752), (452, 10270), (520, 8927), (565, 8216), (632, 7345), (790, 5876), (904, 5135), (1027, 4520), (1130, 4108), (1469, 3160), (1580, 2938), (2054, 2260)]