1992804540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{108187}}^1$

素因数の和:108506

約数の個数: 48

約数和(自身を含む): 5598079872

約数和(自身を除く): 3605275332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1842, 3070, 3684, 4605, 6140, 9210, 18420, 108187, 216374, 324561, 432748, 540935, 649122, 1081870, 1298244, 1622805, 2163740, 3245610, 6491220, 33213409, 66426818, 99640227, 132853636, 166067045, 199280454, 332134090, 398560908, 498201135, 664268180, 996402270, 1992804540]

約数ペア:

[(1, 1992804540), (2, 996402270), (3, 664268180), (4, 498201135), (5, 398560908), (6, 332134090), (10, 199280454), (12, 166067045), (15, 132853636), (20, 99640227), (30, 66426818), (60, 33213409), (307, 6491220), (614, 3245610), (921, 2163740), (1228, 1622805), (1535, 1298244), (1842, 1081870), (3070, 649122), (3684, 540935), (4605, 432748), (6140, 324561), (9210, 216374), (18420, 108187)]