54383780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1381}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 125375040

約数和(自身を除く): 70991260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 179, 220, 358, 716, 895, 1381, 1790, 1969, 2762, 3580, 3938, 5524, 6905, 7876, 9845, 13810, 15191, 19690, 27620, 30382, 39380, 60764, 75955, 151910, 247199, 303820, 494398, 988796, 1235995, 2471990, 2719189, 4943980, 5438378, 10876756, 13595945, 27191890, 54383780]

約数ペア:

[(1, 54383780), (2, 27191890), (4, 13595945), (5, 10876756), (10, 5438378), (11, 4943980), (20, 2719189), (22, 2471990), (44, 1235995), (55, 988796), (110, 494398), (179, 303820), (220, 247199), (358, 151910), (716, 75955), (895, 60764), (1381, 39380), (1790, 30382), (1969, 27620), (2762, 19690), (3580, 15191), (3938, 13810), (5524, 9845), (6905, 7876)]