8968720

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1663

約数の個数: 40

約数和(自身を含む): 21159360

約数和(自身を除く): 12190640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 1579, 2840, 3158, 5680, 6316, 7895, 12632, 15790, 25264, 31580, 63160, 112109, 126320, 224218, 448436, 560545, 896872, 1121090, 1793744, 2242180, 4484360, 8968720]

約数ペア:

[(1, 8968720), (2, 4484360), (4, 2242180), (5, 1793744), (8, 1121090), (10, 896872), (16, 560545), (20, 448436), (40, 224218), (71, 126320), (80, 112109), (142, 63160), (284, 31580), (355, 25264), (568, 15790), (710, 12632), (1136, 7895), (1420, 6316), (1579, 5680), (2840, 3158)]