20132689700

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1873}}^1\times {\mathrm{2287}}^1$

素因数の和:4221

約数の個数: 72

約数和(自身を含む): 44660808192

約数和(自身を除く): 24528118492

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 1873, 2287, 2350, 3746, 4574, 4700, 7492, 9148, 9365, 11435, 18730, 22870, 37460, 45740, 46825, 57175, 88031, 93650, 107489, 114350, 176062, 187300, 214978, 228700, 352124, 429956, 440155, 537445, 880310, 1074890, 1760620, 2149780, 2200775, 2687225, 4283551, 4401550, 5374450, 8567102, 8803100, 10748900, 17134204, 21417755, 42835510, 85671020, 107088775, 201326897, 214177550, 402653794, 428355100, 805307588, 1006634485, 2013268970, 4026537940, 5033172425, 10066344850, 20132689700]

約数ペア:

[(1, 20132689700), (2, 10066344850), (4, 5033172425), (5, 4026537940), (10, 2013268970), (20, 1006634485), (25, 805307588), (47, 428355100), (50, 402653794), (94, 214177550), (100, 201326897), (188, 107088775), (235, 85671020), (470, 42835510), (940, 21417755), (1175, 17134204), (1873, 10748900), (2287, 8803100), (2350, 8567102), (3746, 5374450), (4574, 4401550), (4700, 4283551), (7492, 2687225), (9148, 2200775), (9365, 2149780), (11435, 1760620), (18730, 1074890), (22870, 880310), (37460, 537445), (45740, 440155), (46825, 429956), (57175, 352124), (88031, 228700), (93650, 214978), (107489, 187300), (114350, 176062)]