289362290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{142543}}^1$

素因数の和:142586

約数の個数: 32

約数和(自身を含む): 615790080

約数和(自身を除く): 326427790

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 142543, 285086, 712715, 997801, 1425430, 1995602, 4133747, 4989005, 8267494, 9978010, 20668735, 28936229, 41337470, 57872458, 144681145, 289362290]

約数ペア:

[(1, 289362290), (2, 144681145), (5, 57872458), (7, 41337470), (10, 28936229), (14, 20668735), (29, 9978010), (35, 8267494), (58, 4989005), (70, 4133747), (145, 1995602), (203, 1425430), (290, 997801), (406, 712715), (1015, 285086), (2030, 142543)]