2019693700

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{1459}}^1$

素因数の和:1709

約数の個数: 72

約数和(自身を含む): 4460825600

約数和(自身を除く): 2441131900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 127, 218, 254, 436, 508, 545, 635, 1090, 1270, 1459, 2180, 2540, 2725, 2918, 3175, 5450, 5836, 6350, 7295, 10900, 12700, 13843, 14590, 27686, 29180, 36475, 55372, 69215, 72950, 138430, 145900, 159031, 185293, 276860, 318062, 346075, 370586, 636124, 692150, 741172, 795155, 926465, 1384300, 1590310, 1852930, 3180620, 3705860, 3975775, 4632325, 7951550, 9264650, 15903100, 18529300, 20196937, 40393874, 80787748, 100984685, 201969370, 403938740, 504923425, 1009846850, 2019693700]

約数ペア:

[(1, 2019693700), (2, 1009846850), (4, 504923425), (5, 403938740), (10, 201969370), (20, 100984685), (25, 80787748), (50, 40393874), (100, 20196937), (109, 18529300), (127, 15903100), (218, 9264650), (254, 7951550), (436, 4632325), (508, 3975775), (545, 3705860), (635, 3180620), (1090, 1852930), (1270, 1590310), (1459, 1384300), (2180, 926465), (2540, 795155), (2725, 741172), (2918, 692150), (3175, 636124), (5450, 370586), (5836, 346075), (6350, 318062), (7295, 276860), (10900, 185293), (12700, 159031), (13843, 145900), (14590, 138430), (27686, 72950), (29180, 69215), (36475, 55372)]