193735420

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 412917120

約数和(自身を除く): 219181700

約数列:

[1, 2, 4, 5, 10, 20, 139, 227, 278, 307, 454, 556, 614, 695, 908, 1135, 1228, 1390, 1535, 2270, 2780, 3070, 4540, 6140, 31553, 42673, 63106, 69689, 85346, 126212, 139378, 157765, 170692, 213365, 278756, 315530, 348445, 426730, 631060, 696890, 853460, 1393780, 9686771, 19373542, 38747084, 48433855, 96867710, 193735420]

約数ペア:

[(1, 193735420), (2, 96867710), (4, 48433855), (5, 38747084), (10, 19373542), (20, 9686771), (139, 1393780), (227, 853460), (278, 696890), (307, 631060), (454, 426730), (556, 348445), (614, 315530), (695, 278756), (908, 213365), (1135, 170692), (1228, 157765), (1390, 139378), (1535, 126212), (2270, 85346), (2780, 69689), (3070, 63106), (4540, 42673), (6140, 31553)]