120011980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{28711}}^1$

素因数の和:28750

約数の個数: 48

約数和(自身を含む): 289416960

約数和(自身を除く): 169404980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 28711, 57422, 114844, 143555, 287110, 315821, 545509, 574220, 631642, 1091018, 1263284, 1579105, 2182036, 2727545, 3158210, 5455090, 6000599, 6316420, 10910180, 12001198, 24002396, 30002995, 60005990, 120011980]

約数ペア:

[(1, 120011980), (2, 60005990), (4, 30002995), (5, 24002396), (10, 12001198), (11, 10910180), (19, 6316420), (20, 6000599), (22, 5455090), (38, 3158210), (44, 2727545), (55, 2182036), (76, 1579105), (95, 1263284), (110, 1091018), (190, 631642), (209, 574220), (220, 545509), (380, 315821), (418, 287110), (836, 143555), (1045, 114844), (2090, 57422), (4180, 28711)]