1215694040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2762941}}^1$

素因数の和:2762963

約数の個数: 32

約数和(自身を含む): 2983977360

約数和(自身を除く): 1768283320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2762941, 5525882, 11051764, 13814705, 22103528, 27629410, 30392351, 55258820, 60784702, 110517640, 121569404, 151961755, 243138808, 303923510, 607847020, 1215694040]

約数ペア:

[(1, 1215694040), (2, 607847020), (4, 303923510), (5, 243138808), (8, 151961755), (10, 121569404), (11, 110517640), (20, 60784702), (22, 55258820), (40, 30392351), (44, 27629410), (55, 22103528), (88, 13814705), (110, 11051764), (220, 5525882), (440, 2762941)]