447984580

素因数分解:

$2^2\times 5^1\times {\mathrm{3929}}^1\times {\mathrm{5701}}^1$

素因数の和:9639

約数の個数: 24

約数和(自身を含む): 941172120

約数和(自身を除く): 493187540

約数列:

[1, 2, 4, 5, 10, 20, 3929, 5701, 7858, 11402, 15716, 19645, 22804, 28505, 39290, 57010, 78580, 114020, 22399229, 44798458, 89596916, 111996145, 223992290, 447984580]

約数ペア:

[(1, 447984580), (2, 223992290), (4, 111996145), (5, 89596916), (10, 44798458), (20, 22399229), (3929, 114020), (5701, 78580), (7858, 57010), (11402, 39290), (15716, 28505), (19645, 22804)]