173680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:193

約数の個数: 40

約数和(自身を含む): 437472

約数和(自身を除く): 263792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 167, 208, 260, 334, 520, 668, 835, 1040, 1336, 1670, 2171, 2672, 3340, 4342, 6680, 8684, 10855, 13360, 17368, 21710, 34736, 43420, 86840, 173680]

約数ペア:

[(1, 173680), (2, 86840), (4, 43420), (5, 34736), (8, 21710), (10, 17368), (13, 13360), (16, 10855), (20, 8684), (26, 6680), (40, 4342), (52, 3340), (65, 2672), (80, 2171), (104, 1670), (130, 1336), (167, 1040), (208, 835), (260, 668), (334, 520)]