22733240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13217}}^1$

素因数の和:13271

約数の個数: 32

約数和(自身を含む): 52343280

約数和(自身を除く): 29610040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 13217, 26434, 52868, 66085, 105736, 132170, 264340, 528680, 568331, 1136662, 2273324, 2841655, 4546648, 5683310, 11366620, 22733240]

約数ペア:

[(1, 22733240), (2, 11366620), (4, 5683310), (5, 4546648), (8, 2841655), (10, 2273324), (20, 1136662), (40, 568331), (43, 528680), (86, 264340), (172, 132170), (215, 105736), (344, 66085), (430, 52868), (860, 26434), (1720, 13217)]