202171780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{1733}}^1$

素因数の和:2068

約数の個数: 48

約数和(自身を含む): 448620480

約数和(自身を除く): 246448700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 307, 380, 614, 1228, 1535, 1733, 3070, 3466, 5833, 6140, 6932, 8665, 11666, 17330, 23332, 29165, 32927, 34660, 58330, 65854, 116660, 131708, 164635, 329270, 532031, 658540, 1064062, 2128124, 2660155, 5320310, 10108589, 10640620, 20217178, 40434356, 50542945, 101085890, 202171780]

約数ペア:

[(1, 202171780), (2, 101085890), (4, 50542945), (5, 40434356), (10, 20217178), (19, 10640620), (20, 10108589), (38, 5320310), (76, 2660155), (95, 2128124), (190, 1064062), (307, 658540), (380, 532031), (614, 329270), (1228, 164635), (1535, 131708), (1733, 116660), (3070, 65854), (3466, 58330), (5833, 34660), (6140, 32927), (6932, 29165), (8665, 23332), (11666, 17330)]