201357680

素因数分解:

$2^4\times 5^1\times {\mathrm{2516971}}^1$

素因数の和:2516984

約数の個数: 20

約数和(自身を含む): 468156792

約数和(自身を除く): 266799112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2516971, 5033942, 10067884, 12584855, 20135768, 25169710, 40271536, 50339420, 100678840, 201357680]

約数ペア:

[(1, 201357680), (2, 100678840), (4, 50339420), (5, 40271536), (8, 25169710), (10, 20135768), (16, 12584855), (20, 10067884), (40, 5033942), (80, 2516971)]