1553240180

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{322249}}^1$

素因数の和:322499

約数の個数: 24

約数和(自身を含む): 3275349000

約数和(自身を除く): 1722108820

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 322249, 644498, 1288996, 1611245, 3222490, 6444980, 77662009, 155324018, 310648036, 388310045, 776620090, 1553240180]

約数ペア:

[(1, 1553240180), (2, 776620090), (4, 388310045), (5, 310648036), (10, 155324018), (20, 77662009), (241, 6444980), (482, 3222490), (964, 1611245), (1205, 1288996), (2410, 644498), (4820, 322249)]