281472040

素因数分解:

$2^3\times 5^1\times {\mathrm{7036801}}^1$

素因数の和:7036812

約数の個数: 16

約数和(自身を含む): 633312180

約数和(自身を除く): 351840140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7036801, 14073602, 28147204, 35184005, 56294408, 70368010, 140736020, 281472040]

約数ペア:

[(1, 281472040), (2, 140736020), (4, 70368010), (5, 56294408), (8, 35184005), (10, 28147204), (20, 14073602), (40, 7036801)]