127300360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{289319}}^1$

素因数の和:289341

約数の個数: 32

約数和(自身を含む): 312465600

約数和(自身を除く): 185165240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 289319, 578638, 1157276, 1446595, 2314552, 2893190, 3182509, 5786380, 6365018, 11572760, 12730036, 15912545, 25460072, 31825090, 63650180, 127300360]

約数ペア:

[(1, 127300360), (2, 63650180), (4, 31825090), (5, 25460072), (8, 15912545), (10, 12730036), (11, 11572760), (20, 6365018), (22, 5786380), (40, 3182509), (44, 2893190), (55, 2314552), (88, 1446595), (110, 1157276), (220, 578638), (440, 289319)]