2080821270545

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{719}}^1\times {\mathrm{19958959}}^1$

素因数の和:19959712

約数の個数: 16

約数和(自身を含む): 2586681216000

約数和(自身を除く): 505859945455

約数列:

[1, 5, 29, 145, 719, 3595, 20851, 104255, 19958959, 99794795, 578809811, 2894049055, 14350491521, 71752457605, 416164254109, 2080821270545]

約数ペア:

[(1, 2080821270545), (5, 416164254109), (29, 71752457605), (145, 14350491521), (719, 2894049055), (3595, 578809811), (20851, 99794795), (104255, 19958959)]