5217080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 13063680

約数和(自身を除く): 7846600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 167, 220, 284, 334, 355, 440, 568, 668, 710, 781, 835, 1336, 1420, 1562, 1670, 1837, 2840, 3124, 3340, 3674, 3905, 6248, 6680, 7348, 7810, 9185, 11857, 14696, 15620, 18370, 23714, 31240, 36740, 47428, 59285, 73480, 94856, 118570, 130427, 237140, 260854, 474280, 521708, 652135, 1043416, 1304270, 2608540, 5217080]

約数ペア:

[(1, 5217080), (2, 2608540), (4, 1304270), (5, 1043416), (8, 652135), (10, 521708), (11, 474280), (20, 260854), (22, 237140), (40, 130427), (44, 118570), (55, 94856), (71, 73480), (88, 59285), (110, 47428), (142, 36740), (167, 31240), (220, 23714), (284, 18370), (334, 15620), (355, 14696), (440, 11857), (568, 9185), (668, 7810), (710, 7348), (781, 6680), (835, 6248), (1336, 3905), (1420, 3674), (1562, 3340), (1670, 3124), (1837, 2840)]