25634620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1069}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 59320800

約数和(自身を除く): 33686180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1069, 1090, 1199, 2138, 2180, 2398, 4276, 4796, 5345, 5995, 10690, 11759, 11990, 21380, 23518, 23980, 47036, 58795, 116521, 117590, 233042, 235180, 466084, 582605, 1165210, 1281731, 2330420, 2563462, 5126924, 6408655, 12817310, 25634620]

約数ペア:

[(1, 25634620), (2, 12817310), (4, 6408655), (5, 5126924), (10, 2563462), (11, 2330420), (20, 1281731), (22, 1165210), (44, 582605), (55, 466084), (109, 235180), (110, 233042), (218, 117590), (220, 116521), (436, 58795), (545, 47036), (1069, 23980), (1090, 23518), (1199, 21380), (2138, 11990), (2180, 11759), (2398, 10690), (4276, 5995), (4796, 5345)]