210828680

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{18757}}^1$

素因数の和:19049

約数の個数: 32

約数和(自身を含む): 476078040

約数和(自身を除く): 265249360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 18757, 37514, 75028, 93785, 150056, 187570, 375140, 750280, 5270717, 10541434, 21082868, 26353585, 42165736, 52707170, 105414340, 210828680]

約数ペア:

[(1, 210828680), (2, 105414340), (4, 52707170), (5, 42165736), (8, 26353585), (10, 21082868), (20, 10541434), (40, 5270717), (281, 750280), (562, 375140), (1124, 187570), (1405, 150056), (2248, 93785), (2810, 75028), (5620, 37514), (11240, 18757)]