30625904

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{31379}}^1$

素因数の和:31448

約数の個数: 20

約数和(自身を含む): 60312360

約数和(自身を除く): 29686456

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 31379, 62758, 125516, 251032, 502064, 1914119, 3828238, 7656476, 15312952, 30625904]

約数ペア:

[(1, 30625904), (2, 15312952), (4, 7656476), (8, 3828238), (16, 1914119), (61, 502064), (122, 251032), (244, 125516), (488, 62758), (976, 31379)]