2100408040

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{171043}}^1$

素因数の和:171361

約数の個数: 32

約数和(自身を含む): 4741339680

約数和(自身を除く): 2640931640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280, 171043, 342086, 684172, 855215, 1368344, 1710430, 3420860, 6841720, 52510201, 105020402, 210040804, 262551005, 420081608, 525102010, 1050204020, 2100408040]

約数ペア:

[(1, 2100408040), (2, 1050204020), (4, 525102010), (5, 420081608), (8, 262551005), (10, 210040804), (20, 105020402), (40, 52510201), (307, 6841720), (614, 3420860), (1228, 1710430), (1535, 1368344), (2456, 855215), (3070, 684172), (6140, 342086), (12280, 171043)]