619156660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{9151}}^1$

素因数の和:9376

約数の個数: 48

約数和(自身を含む): 1383782400

約数和(自身を除く): 764625740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 199, 340, 398, 796, 995, 1990, 3383, 3980, 6766, 9151, 13532, 16915, 18302, 33830, 36604, 45755, 67660, 91510, 155567, 183020, 311134, 622268, 777835, 1555670, 1821049, 3111340, 3642098, 7284196, 9105245, 18210490, 30957833, 36420980, 61915666, 123831332, 154789165, 309578330, 619156660]

約数ペア:

[(1, 619156660), (2, 309578330), (4, 154789165), (5, 123831332), (10, 61915666), (17, 36420980), (20, 30957833), (34, 18210490), (68, 9105245), (85, 7284196), (170, 3642098), (199, 3111340), (340, 1821049), (398, 1555670), (796, 777835), (995, 622268), (1990, 311134), (3383, 183020), (3980, 155567), (6766, 91510), (9151, 67660), (13532, 45755), (16915, 36604), (18302, 33830)]