16416640

素因数分解:

$2^7\times 5^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 39767760

約数和(自身を除く): 23351120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 227, 320, 452, 454, 565, 640, 904, 908, 1130, 1135, 1808, 1816, 2260, 2270, 3616, 3632, 4520, 4540, 7232, 7264, 9040, 9080, 14464, 14528, 18080, 18160, 25651, 29056, 36160, 36320, 51302, 72320, 72640, 102604, 128255, 145280, 205208, 256510, 410416, 513020, 820832, 1026040, 1641664, 2052080, 3283328, 4104160, 8208320, 16416640]

約数ペア:

[(1, 16416640), (2, 8208320), (4, 4104160), (5, 3283328), (8, 2052080), (10, 1641664), (16, 1026040), (20, 820832), (32, 513020), (40, 410416), (64, 256510), (80, 205208), (113, 145280), (128, 128255), (160, 102604), (226, 72640), (227, 72320), (320, 51302), (452, 36320), (454, 36160), (565, 29056), (640, 25651), (904, 18160), (908, 18080), (1130, 14528), (1135, 14464), (1808, 9080), (1816, 9040), (2260, 7264), (2270, 7232), (3616, 4540), (3632, 4520)]