8004700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 19998720

約数和(自身を除く): 11994020

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 383, 418, 475, 550, 766, 836, 950, 1045, 1100, 1532, 1900, 1915, 2090, 3830, 4180, 4213, 5225, 7277, 7660, 8426, 9575, 10450, 14554, 16852, 19150, 20900, 21065, 29108, 36385, 38300, 42130, 72770, 80047, 84260, 105325, 145540, 160094, 181925, 210650, 320188, 363850, 400235, 421300, 727700, 800470, 1600940, 2001175, 4002350, 8004700]

約数ペア:

[(1, 8004700), (2, 4002350), (4, 2001175), (5, 1600940), (10, 800470), (11, 727700), (19, 421300), (20, 400235), (22, 363850), (25, 320188), (38, 210650), (44, 181925), (50, 160094), (55, 145540), (76, 105325), (95, 84260), (100, 80047), (110, 72770), (190, 42130), (209, 38300), (220, 36385), (275, 29108), (380, 21065), (383, 20900), (418, 19150), (475, 16852), (550, 14554), (766, 10450), (836, 9575), (950, 8426), (1045, 7660), (1100, 7277), (1532, 5225), (1900, 4213), (1915, 4180), (2090, 3830)]