2021644120

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1\times {\mathrm{853}}^1$

素因数の和:1364

約数の個数: 64

約数和(自身を含む): 4592538720

約数和(自身を除く): 2570894600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 307, 386, 614, 772, 853, 965, 1228, 1535, 1544, 1706, 1930, 2456, 3070, 3412, 3860, 4265, 6140, 6824, 7720, 8530, 12280, 17060, 34120, 59251, 118502, 164629, 237004, 261871, 296255, 329258, 474008, 523742, 592510, 658516, 823145, 1047484, 1185020, 1309355, 1317032, 1646290, 2094968, 2370040, 2618710, 3292580, 5237420, 6585160, 10474840, 50541103, 101082206, 202164412, 252705515, 404328824, 505411030, 1010822060, 2021644120]

約数ペア:

[(1, 2021644120), (2, 1010822060), (4, 505411030), (5, 404328824), (8, 252705515), (10, 202164412), (20, 101082206), (40, 50541103), (193, 10474840), (307, 6585160), (386, 5237420), (614, 3292580), (772, 2618710), (853, 2370040), (965, 2094968), (1228, 1646290), (1535, 1317032), (1544, 1309355), (1706, 1185020), (1930, 1047484), (2456, 823145), (3070, 658516), (3412, 592510), (3860, 523742), (4265, 474008), (6140, 329258), (6824, 296255), (7720, 261871), (8530, 237004), (12280, 164629), (17060, 118502), (34120, 59251)]