415432840

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{38609}}^1$

素因数の和:38889

約数の個数: 32

約数和(自身を含む): 938223000

約数和(自身を除く): 522790160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 38609, 77218, 154436, 193045, 308872, 386090, 772180, 1544360, 10385821, 20771642, 41543284, 51929105, 83086568, 103858210, 207716420, 415432840]

約数ペア:

[(1, 415432840), (2, 207716420), (4, 103858210), (5, 83086568), (8, 51929105), (10, 41543284), (20, 20771642), (40, 10385821), (269, 1544360), (538, 772180), (1076, 386090), (1345, 308872), (2152, 193045), (2690, 154436), (5380, 77218), (10760, 38609)]