8889166580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{206821}}^1$

素因数の和:207144

約数の個数: 48

約数和(自身を含む): 21403595136

約数和(自身を除く): 12514428556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 307, 614, 1228, 1535, 2149, 3070, 4298, 6140, 8596, 10745, 21490, 42980, 206821, 413642, 827284, 1034105, 1447747, 2068210, 2895494, 4136420, 5790988, 7238735, 14477470, 28954940, 63494047, 126988094, 253976188, 317470235, 444458329, 634940470, 888916658, 1269880940, 1777833316, 2222291645, 4444583290, 8889166580]

約数ペア:

[(1, 8889166580), (2, 4444583290), (4, 2222291645), (5, 1777833316), (7, 1269880940), (10, 888916658), (14, 634940470), (20, 444458329), (28, 317470235), (35, 253976188), (70, 126988094), (140, 63494047), (307, 28954940), (614, 14477470), (1228, 7238735), (1535, 5790988), (2149, 4136420), (3070, 2895494), (4298, 2068210), (6140, 1447747), (8596, 1034105), (10745, 827284), (21490, 413642), (42980, 206821)]