388528040

素因数分解:

$2^3\times 5^1\times {\mathrm{9713201}}^1$

素因数の和:9713212

約数の個数: 16

約数和(自身を含む): 874188180

約数和(自身を除く): 485660140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9713201, 19426402, 38852804, 48566005, 77705608, 97132010, 194264020, 388528040]

約数ペア:

[(1, 388528040), (2, 194264020), (4, 97132010), (5, 77705608), (8, 48566005), (10, 38852804), (20, 19426402), (40, 9713201)]