919361920

素因数分解:

$2^7\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2579}}^1$

素因数の和:3155

約数の個数: 64

約数和(自身を含む): 2202649200

約数和(自身を除く): 1283287280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 557, 640, 1114, 2228, 2579, 2785, 4456, 5158, 5570, 8912, 10316, 11140, 12895, 17824, 20632, 22280, 25790, 35648, 41264, 44560, 51580, 71296, 82528, 89120, 103160, 165056, 178240, 206320, 330112, 356480, 412640, 825280, 1436503, 1650560, 2873006, 5746012, 7182515, 11492024, 14365030, 22984048, 28730060, 45968096, 57460120, 91936192, 114920240, 183872384, 229840480, 459680960, 919361920]

約数ペア:

[(1, 919361920), (2, 459680960), (4, 229840480), (5, 183872384), (8, 114920240), (10, 91936192), (16, 57460120), (20, 45968096), (32, 28730060), (40, 22984048), (64, 14365030), (80, 11492024), (128, 7182515), (160, 5746012), (320, 2873006), (557, 1650560), (640, 1436503), (1114, 825280), (2228, 412640), (2579, 356480), (2785, 330112), (4456, 206320), (5158, 178240), (5570, 165056), (8912, 103160), (10316, 89120), (11140, 82528), (12895, 71296), (17824, 51580), (20632, 44560), (22280, 41264), (25790, 35648)]