201018320

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{9341}}^1$

素因数の和:9623

約数の個数: 40

約数和(自身を含む): 469155240

約数和(自身を除く): 268136920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 5380, 9341, 10760, 18682, 21520, 37364, 46705, 74728, 93410, 149456, 186820, 373640, 747280, 2512729, 5025458, 10050916, 12563645, 20101832, 25127290, 40203664, 50254580, 100509160, 201018320]

約数ペア:

[(1, 201018320), (2, 100509160), (4, 50254580), (5, 40203664), (8, 25127290), (10, 20101832), (16, 12563645), (20, 10050916), (40, 5025458), (80, 2512729), (269, 747280), (538, 373640), (1076, 186820), (1345, 149456), (2152, 93410), (2690, 74728), (4304, 46705), (5380, 37364), (9341, 21520), (10760, 18682)]