1305377290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{643043}}^1$

素因数の和:643086

約数の個数: 32

約数和(自身を含む): 2777950080

約数和(自身を除く): 1472572790

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 643043, 1286086, 3215215, 4501301, 6430430, 9002602, 18648247, 22506505, 37296494, 45013010, 93241235, 130537729, 186482470, 261075458, 652688645, 1305377290]

約数ペア:

[(1, 1305377290), (2, 652688645), (5, 261075458), (7, 186482470), (10, 130537729), (14, 93241235), (29, 45013010), (35, 37296494), (58, 22506505), (70, 18648247), (145, 9002602), (203, 6430430), (290, 4501301), (406, 3215215), (1015, 1286086), (2030, 643043)]