668814020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{46381}}^1$

素因数の和:46500

約数の個数: 48

約数和(自身を含む): 1620772608

約数和(自身を除く): 951958588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 14420, 46381, 92762, 185524, 231905, 324667, 463810, 649334, 927620, 1298668, 1623335, 3246670, 4777243, 6493340, 9554486, 19108972, 23886215, 33440701, 47772430, 66881402, 95544860, 133762804, 167203505, 334407010, 668814020]

約数ペア:

[(1, 668814020), (2, 334407010), (4, 167203505), (5, 133762804), (7, 95544860), (10, 66881402), (14, 47772430), (20, 33440701), (28, 23886215), (35, 19108972), (70, 9554486), (103, 6493340), (140, 4777243), (206, 3246670), (412, 1623335), (515, 1298668), (721, 927620), (1030, 649334), (1442, 463810), (2060, 324667), (2884, 231905), (3605, 185524), (7210, 92762), (14420, 46381)]