201907810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 418908672

約数和(自身を除く): 217000862

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 103, 130, 170, 206, 221, 442, 515, 887, 1030, 1105, 1339, 1751, 1774, 2210, 2678, 3502, 4435, 6695, 8755, 8870, 11531, 13390, 15079, 17510, 22763, 23062, 30158, 45526, 57655, 75395, 91361, 113815, 115310, 150790, 182722, 196027, 227630, 392054, 456805, 913610, 980135, 1187693, 1553137, 1960270, 2375386, 3106274, 5938465, 7765685, 11876930, 15531370, 20190781, 40381562, 100953905, 201907810]

約数ペア:

[(1, 201907810), (2, 100953905), (5, 40381562), (10, 20190781), (13, 15531370), (17, 11876930), (26, 7765685), (34, 5938465), (65, 3106274), (85, 2375386), (103, 1960270), (130, 1553137), (170, 1187693), (206, 980135), (221, 913610), (442, 456805), (515, 392054), (887, 227630), (1030, 196027), (1105, 182722), (1339, 150790), (1751, 115310), (1774, 113815), (2210, 91361), (2678, 75395), (3502, 57655), (4435, 45526), (6695, 30158), (8755, 23062), (8870, 22763), (11531, 17510), (13390, 15079)]