1567198580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1\times {\mathrm{2861}}^1$

素因数の和:3380

約数の個数: 48

約数和(自身を含む): 3353691600

約数和(自身を除く): 1786493020

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 449, 610, 898, 1220, 1796, 2245, 2861, 4490, 5722, 8980, 11444, 14305, 27389, 28610, 54778, 57220, 109556, 136945, 174521, 273890, 349042, 547780, 698084, 872605, 1284589, 1745210, 2569178, 3490420, 5138356, 6422945, 12845890, 25691780, 78359929, 156719858, 313439716, 391799645, 783599290, 1567198580]

約数ペア:

[(1, 1567198580), (2, 783599290), (4, 391799645), (5, 313439716), (10, 156719858), (20, 78359929), (61, 25691780), (122, 12845890), (244, 6422945), (305, 5138356), (449, 3490420), (610, 2569178), (898, 1745210), (1220, 1284589), (1796, 872605), (2245, 698084), (2861, 547780), (4490, 349042), (5722, 273890), (8980, 174521), (11444, 136945), (14305, 109556), (27389, 57220), (28610, 54778)]