200404940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1171}}^1$

素因数の和:1422

約数の個数: 48

約数和(自身を含む): 433171200

約数和(自身を除く): 232766260

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 199, 215, 398, 430, 796, 860, 995, 1171, 1990, 2342, 3980, 4684, 5855, 8557, 11710, 17114, 23420, 34228, 42785, 50353, 85570, 100706, 171140, 201412, 233029, 251765, 466058, 503530, 932116, 1007060, 1165145, 2330290, 4660580, 10020247, 20040494, 40080988, 50101235, 100202470, 200404940]

約数ペア:

[(1, 200404940), (2, 100202470), (4, 50101235), (5, 40080988), (10, 20040494), (20, 10020247), (43, 4660580), (86, 2330290), (172, 1165145), (199, 1007060), (215, 932116), (398, 503530), (430, 466058), (796, 251765), (860, 233029), (995, 201412), (1171, 171140), (1990, 100706), (2342, 85570), (3980, 50353), (4684, 42785), (5855, 34228), (8557, 23420), (11710, 17114)]