3721900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 9964640

約数和(自身を除く): 6242740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 409, 455, 650, 700, 818, 910, 1300, 1636, 1820, 2045, 2275, 2863, 4090, 4550, 5317, 5726, 8180, 9100, 10225, 10634, 11452, 14315, 20450, 21268, 26585, 28630, 37219, 40900, 53170, 57260, 71575, 74438, 106340, 132925, 143150, 148876, 186095, 265850, 286300, 372190, 531700, 744380, 930475, 1860950, 3721900]

約数ペア:

[(1, 3721900), (2, 1860950), (4, 930475), (5, 744380), (7, 531700), (10, 372190), (13, 286300), (14, 265850), (20, 186095), (25, 148876), (26, 143150), (28, 132925), (35, 106340), (50, 74438), (52, 71575), (65, 57260), (70, 53170), (91, 40900), (100, 37219), (130, 28630), (140, 26585), (175, 21268), (182, 20450), (260, 14315), (325, 11452), (350, 10634), (364, 10225), (409, 9100), (455, 8180), (650, 5726), (700, 5317), (818, 4550), (910, 4090), (1300, 2863), (1636, 2275), (1820, 2045)]