2017643620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1\times {\mathrm{3803}}^1$

素因数の和:4500

約数の個数: 48

約数和(自身を含む): 4348245888

約数和(自身を除く): 2330602268

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 647, 820, 1294, 2588, 3235, 3803, 6470, 7606, 12940, 15212, 19015, 26527, 38030, 53054, 76060, 106108, 132635, 155923, 265270, 311846, 530540, 623692, 779615, 1559230, 2460541, 3118460, 4921082, 9842164, 12302705, 24605410, 49210820, 100882181, 201764362, 403528724, 504410905, 1008821810, 2017643620]

約数ペア:

[(1, 2017643620), (2, 1008821810), (4, 504410905), (5, 403528724), (10, 201764362), (20, 100882181), (41, 49210820), (82, 24605410), (164, 12302705), (205, 9842164), (410, 4921082), (647, 3118460), (820, 2460541), (1294, 1559230), (2588, 779615), (3235, 623692), (3803, 530540), (6470, 311846), (7606, 265270), (12940, 155923), (15212, 132635), (19015, 106108), (26527, 76060), (38030, 53054)]