2912107220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{121439}}^1$

素因数の和:121568

約数の個数: 48

約数和(自身を含む): 6732633600

約数和(自身を除く): 3820526380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 4796, 5995, 11990, 23980, 121439, 242878, 485756, 607195, 1214390, 1335829, 2428780, 2671658, 5343316, 6679145, 13236851, 13358290, 26473702, 26716580, 52947404, 66184255, 132368510, 145605361, 264737020, 291210722, 582421444, 728026805, 1456053610, 2912107220]

約数ペア:

[(1, 2912107220), (2, 1456053610), (4, 728026805), (5, 582421444), (10, 291210722), (11, 264737020), (20, 145605361), (22, 132368510), (44, 66184255), (55, 52947404), (109, 26716580), (110, 26473702), (218, 13358290), (220, 13236851), (436, 6679145), (545, 5343316), (1090, 2671658), (1199, 2428780), (2180, 1335829), (2398, 1214390), (4796, 607195), (5995, 485756), (11990, 242878), (23980, 121439)]