185158460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{647}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 400075200

約数和(自身を除く): 214916740

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 349, 410, 647, 698, 820, 1294, 1396, 1745, 2588, 3235, 3490, 6470, 6980, 12940, 14309, 26527, 28618, 53054, 57236, 71545, 106108, 132635, 143090, 225803, 265270, 286180, 451606, 530540, 903212, 1129015, 2258030, 4516060, 9257923, 18515846, 37031692, 46289615, 92579230, 185158460]

約数ペア:

[(1, 185158460), (2, 92579230), (4, 46289615), (5, 37031692), (10, 18515846), (20, 9257923), (41, 4516060), (82, 2258030), (164, 1129015), (205, 903212), (349, 530540), (410, 451606), (647, 286180), (698, 265270), (820, 225803), (1294, 143090), (1396, 132635), (1745, 106108), (2588, 71545), (3235, 57236), (3490, 53054), (6470, 28618), (6980, 26527), (12940, 14309)]