200947420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8669}}^1$

素因数の和:8758

約数の個数: 48

約数和(自身を含む): 451533600

約数和(自身を除く): 250586180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 8669, 11590, 17338, 23180, 34676, 43345, 86690, 164711, 173380, 329422, 528809, 658844, 823555, 1057618, 1647110, 2115236, 2644045, 3294220, 5288090, 10047371, 10576180, 20094742, 40189484, 50236855, 100473710, 200947420]

約数ペア:

[(1, 200947420), (2, 100473710), (4, 50236855), (5, 40189484), (10, 20094742), (19, 10576180), (20, 10047371), (38, 5288090), (61, 3294220), (76, 2644045), (95, 2115236), (122, 1647110), (190, 1057618), (244, 823555), (305, 658844), (380, 528809), (610, 329422), (1159, 173380), (1220, 164711), (2318, 86690), (4636, 43345), (5795, 34676), (8669, 23180), (11590, 17338)]