1330442480

素因数分解:

$2^4\times 5^1\times {\mathrm{16630531}}^1$

素因数の和:16630544

約数の個数: 20

約数和(自身を含む): 3093278952

約数和(自身を除く): 1762836472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16630531, 33261062, 66522124, 83152655, 133044248, 166305310, 266088496, 332610620, 665221240, 1330442480]

約数ペア:

[(1, 1330442480), (2, 665221240), (4, 332610620), (5, 266088496), (8, 166305310), (10, 133044248), (16, 83152655), (20, 66522124), (40, 33261062), (80, 16630531)]