329647480

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{41413}}^1$

素因数の和:41623

約数の個数: 32

約数和(自身を含む): 745452000

約数和(自身を除く): 415804520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 41413, 82826, 165652, 207065, 331304, 414130, 828260, 1656520, 8241187, 16482374, 32964748, 41205935, 65929496, 82411870, 164823740, 329647480]

約数ペア:

[(1, 329647480), (2, 164823740), (4, 82411870), (5, 65929496), (8, 41205935), (10, 32964748), (20, 16482374), (40, 8241187), (199, 1656520), (398, 828260), (796, 414130), (995, 331304), (1592, 207065), (1990, 165652), (3980, 82826), (7960, 41413)]