17659120

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3109}}^1$

素因数の和:3193

約数の個数: 40

約数和(自身を含む): 41649120

約数和(自身を除く): 23990000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 3109, 5680, 6218, 12436, 15545, 24872, 31090, 49744, 62180, 124360, 220739, 248720, 441478, 882956, 1103695, 1765912, 2207390, 3531824, 4414780, 8829560, 17659120]

約数ペア:

[(1, 17659120), (2, 8829560), (4, 4414780), (5, 3531824), (8, 2207390), (10, 1765912), (16, 1103695), (20, 882956), (40, 441478), (71, 248720), (80, 220739), (142, 124360), (284, 62180), (355, 49744), (568, 31090), (710, 24872), (1136, 15545), (1420, 12436), (2840, 6218), (3109, 5680)]