492089420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{7243}}^1$

素因数の和:7374

約数の個数: 48

約数和(自身を含む): 1070952960

約数和(自身を除く): 578863540

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 1580, 3397, 6794, 7243, 13588, 14486, 16985, 28972, 33970, 36215, 67940, 72430, 144860, 311449, 572197, 622898, 1144394, 1245796, 1557245, 2288788, 2860985, 3114490, 5721970, 6228980, 11443940, 24604471, 49208942, 98417884, 123022355, 246044710, 492089420]

約数ペア:

[(1, 492089420), (2, 246044710), (4, 123022355), (5, 98417884), (10, 49208942), (20, 24604471), (43, 11443940), (79, 6228980), (86, 5721970), (158, 3114490), (172, 2860985), (215, 2288788), (316, 1557245), (395, 1245796), (430, 1144394), (790, 622898), (860, 572197), (1580, 311449), (3397, 144860), (6794, 72430), (7243, 67940), (13588, 36215), (14486, 33970), (16985, 28972)]