17820680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12041}}^1$

素因数の和:12089

約数の個数: 32

約数和(自身を含む): 41183640

約数和(自身を除く): 23362960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 12041, 24082, 48164, 60205, 96328, 120410, 240820, 445517, 481640, 891034, 1782068, 2227585, 3564136, 4455170, 8910340, 17820680]

約数ペア:

[(1, 17820680), (2, 8910340), (4, 4455170), (5, 3564136), (8, 2227585), (10, 1782068), (20, 891034), (37, 481640), (40, 445517), (74, 240820), (148, 120410), (185, 96328), (296, 60205), (370, 48164), (740, 24082), (1480, 12041)]