720807828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4620563}}^1$

素因数の和:4620583

約数の個数: 24

約数和(自身を含む): 1811261088

約数和(自身を除く): 1090453260

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 4620563, 9241126, 13861689, 18482252, 27723378, 55446756, 60067319, 120134638, 180201957, 240269276, 360403914, 720807828]

約数ペア:

[(1, 720807828), (2, 360403914), (3, 240269276), (4, 180201957), (6, 120134638), (12, 60067319), (13, 55446756), (26, 27723378), (39, 18482252), (52, 13861689), (78, 9241126), (156, 4620563)]