22787440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21911}}^1$

素因数の和:21937

約数の個数: 40

約数和(自身を含む): 57058848

約数和(自身を除く): 34271408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 21911, 43822, 87644, 109555, 175288, 219110, 284843, 350576, 438220, 569686, 876440, 1139372, 1424215, 1752880, 2278744, 2848430, 4557488, 5696860, 11393720, 22787440]

約数ペア:

[(1, 22787440), (2, 11393720), (4, 5696860), (5, 4557488), (8, 2848430), (10, 2278744), (13, 1752880), (16, 1424215), (20, 1139372), (26, 876440), (40, 569686), (52, 438220), (65, 350576), (80, 284843), (104, 219110), (130, 175288), (208, 109555), (260, 87644), (520, 43822), (1040, 21911)]