8258720

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 19813248

約数和(自身を除く): 11554528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 727, 1136, 1420, 1454, 2272, 2840, 2908, 3635, 5680, 5816, 7270, 11360, 11632, 14540, 23264, 29080, 51617, 58160, 103234, 116320, 206468, 258085, 412936, 516170, 825872, 1032340, 1651744, 2064680, 4129360, 8258720]

約数ペア:

[(1, 8258720), (2, 4129360), (4, 2064680), (5, 1651744), (8, 1032340), (10, 825872), (16, 516170), (20, 412936), (32, 258085), (40, 206468), (71, 116320), (80, 103234), (142, 58160), (160, 51617), (284, 29080), (355, 23264), (568, 14540), (710, 11632), (727, 11360), (1136, 7270), (1420, 5816), (1454, 5680), (2272, 3635), (2840, 2908)]