1180854760

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{27059}}^1$

素因数の和:28161

約数の個数: 32

約数和(自身を含む): 2659456800

約数和(自身を除く): 1478602040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 2182, 4364, 5455, 8728, 10910, 21820, 27059, 43640, 54118, 108236, 135295, 216472, 270590, 541180, 1082360, 29521369, 59042738, 118085476, 147606845, 236170952, 295213690, 590427380, 1180854760]

約数ペア:

[(1, 1180854760), (2, 590427380), (4, 295213690), (5, 236170952), (8, 147606845), (10, 118085476), (20, 59042738), (40, 29521369), (1091, 1082360), (2182, 541180), (4364, 270590), (5455, 216472), (8728, 135295), (10910, 108236), (21820, 54118), (27059, 43640)]