68942020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 170299584

約数和(自身を除く): 101357564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 103, 140, 196, 206, 245, 412, 490, 515, 683, 721, 980, 1030, 1366, 1442, 2060, 2732, 2884, 3415, 3605, 4781, 5047, 6830, 7210, 9562, 10094, 13660, 14420, 19124, 20188, 23905, 25235, 33467, 47810, 50470, 66934, 70349, 95620, 100940, 133868, 140698, 167335, 281396, 334670, 351745, 492443, 669340, 703490, 984886, 1406980, 1969772, 2462215, 3447101, 4924430, 6894202, 9848860, 13788404, 17235505, 34471010, 68942020]

約数ペア:

[(1, 68942020), (2, 34471010), (4, 17235505), (5, 13788404), (7, 9848860), (10, 6894202), (14, 4924430), (20, 3447101), (28, 2462215), (35, 1969772), (49, 1406980), (70, 984886), (98, 703490), (103, 669340), (140, 492443), (196, 351745), (206, 334670), (245, 281396), (412, 167335), (490, 140698), (515, 133868), (683, 100940), (721, 95620), (980, 70349), (1030, 66934), (1366, 50470), (1442, 47810), (2060, 33467), (2732, 25235), (2884, 23905), (3415, 20188), (3605, 19124), (4781, 14420), (5047, 13660), (6830, 10094), (7210, 9562)]