1380472012

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{20301059}}^1$

素因数の和:20301080

約数の個数: 12

約数和(自身を含む): 2557933560

約数和(自身を除く): 1177461548

約数列:

[1, 2, 4, 17, 34, 68, 20301059, 40602118, 81204236, 345118003, 690236006, 1380472012]

約数ペア:

[(1, 1380472012), (2, 690236006), (4, 345118003), (17, 81204236), (34, 40602118), (68, 20301059)]