172882840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{332467}}^1$

素因数の和:332491

約数の個数: 32

約数和(自身を含む): 418909680

約数和(自身を除く): 246026840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 332467, 664934, 1329868, 1662335, 2659736, 3324670, 4322071, 6649340, 8644142, 13298680, 17288284, 21610355, 34576568, 43220710, 86441420, 172882840]

約数ペア:

[(1, 172882840), (2, 86441420), (4, 43220710), (5, 34576568), (8, 21610355), (10, 17288284), (13, 13298680), (20, 8644142), (26, 6649340), (40, 4322071), (52, 3324670), (65, 2659736), (104, 1662335), (130, 1329868), (260, 664934), (520, 332467)]