1905462800

素因数分解:

$2^4\times 5^2\times {\mathrm{197}}^1\times {\mathrm{24181}}^1$

素因数の和:24396

約数の個数: 60

約数和(自身を含む): 4601302596

約数和(自身を除く): 2695839796

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 197, 200, 394, 400, 788, 985, 1576, 1970, 3152, 3940, 4925, 7880, 9850, 15760, 19700, 24181, 39400, 48362, 78800, 96724, 120905, 193448, 241810, 386896, 483620, 604525, 967240, 1209050, 1934480, 2418100, 4763657, 4836200, 9527314, 9672400, 19054628, 23818285, 38109256, 47636570, 76218512, 95273140, 119091425, 190546280, 238182850, 381092560, 476365700, 952731400, 1905462800]

約数ペア:

[(1, 1905462800), (2, 952731400), (4, 476365700), (5, 381092560), (8, 238182850), (10, 190546280), (16, 119091425), (20, 95273140), (25, 76218512), (40, 47636570), (50, 38109256), (80, 23818285), (100, 19054628), (197, 9672400), (200, 9527314), (394, 4836200), (400, 4763657), (788, 2418100), (985, 1934480), (1576, 1209050), (1970, 967240), (3152, 604525), (3940, 483620), (4925, 386896), (7880, 241810), (9850, 193448), (15760, 120905), (19700, 96724), (24181, 78800), (39400, 48362)]