210688760

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{11731}}^1$

素因数の和:12191

約数の個数: 32

約数和(自身を含む): 475146000

約数和(自身を除く): 264457240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4490, 8980, 11731, 17960, 23462, 46924, 58655, 93848, 117310, 234620, 469240, 5267219, 10534438, 21068876, 26336095, 42137752, 52672190, 105344380, 210688760]

約数ペア:

[(1, 210688760), (2, 105344380), (4, 52672190), (5, 42137752), (8, 26336095), (10, 21068876), (20, 10534438), (40, 5267219), (449, 469240), (898, 234620), (1796, 117310), (2245, 93848), (3592, 58655), (4490, 46924), (8980, 23462), (11731, 17960)]