145632040

素因数分解:

$2^3\times 5^1\times {\mathrm{3640801}}^1$

素因数の和:3640812

約数の個数: 16

約数和(自身を含む): 327672180

約数和(自身を除く): 182040140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3640801, 7281602, 14563204, 18204005, 29126408, 36408010, 72816020, 145632040]

約数ペア:

[(1, 145632040), (2, 72816020), (4, 36408010), (5, 29126408), (8, 18204005), (10, 14563204), (20, 7281602), (40, 3640801)]