87845660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{2693}}^1$

素因数の和:2942

約数の個数: 48

約数和(自身を含む): 211813056

約数和(自身を除く): 123967396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 932, 1165, 1631, 2330, 2693, 3262, 4660, 5386, 6524, 8155, 10772, 13465, 16310, 18851, 26930, 32620, 37702, 53860, 75404, 94255, 188510, 377020, 627469, 1254938, 2509876, 3137345, 4392283, 6274690, 8784566, 12549380, 17569132, 21961415, 43922830, 87845660]

約数ペア:

[(1, 87845660), (2, 43922830), (4, 21961415), (5, 17569132), (7, 12549380), (10, 8784566), (14, 6274690), (20, 4392283), (28, 3137345), (35, 2509876), (70, 1254938), (140, 627469), (233, 377020), (466, 188510), (932, 94255), (1165, 75404), (1631, 53860), (2330, 37702), (2693, 32620), (3262, 26930), (4660, 18851), (5386, 16310), (6524, 13465), (8155, 10772)]