311910340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{4073}}^1$

素因数の和:4636

約数の個数: 48

約数和(自身を含む): 750137472

約数和(自身を除く): 438227132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 547, 1094, 2188, 2735, 3829, 4073, 5470, 7658, 8146, 10940, 15316, 16292, 19145, 20365, 28511, 38290, 40730, 57022, 76580, 81460, 114044, 142555, 285110, 570220, 2227931, 4455862, 8911724, 11139655, 15595517, 22279310, 31191034, 44558620, 62382068, 77977585, 155955170, 311910340]

約数ペア:

[(1, 311910340), (2, 155955170), (4, 77977585), (5, 62382068), (7, 44558620), (10, 31191034), (14, 22279310), (20, 15595517), (28, 11139655), (35, 8911724), (70, 4455862), (140, 2227931), (547, 570220), (1094, 285110), (2188, 142555), (2735, 114044), (3829, 81460), (4073, 76580), (5470, 57022), (7658, 40730), (8146, 38290), (10940, 28511), (15316, 20365), (16292, 19145)]