201898940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{887}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 447552000

約数和(自身を除く): 245653060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 599, 887, 1198, 1774, 2396, 2995, 3548, 4435, 5990, 8870, 11381, 11980, 16853, 17740, 22762, 33706, 45524, 56905, 67412, 84265, 113810, 168530, 227620, 337060, 531313, 1062626, 2125252, 2656565, 5313130, 10094947, 10626260, 20189894, 40379788, 50474735, 100949470, 201898940]

約数ペア:

[(1, 201898940), (2, 100949470), (4, 50474735), (5, 40379788), (10, 20189894), (19, 10626260), (20, 10094947), (38, 5313130), (76, 2656565), (95, 2125252), (190, 1062626), (380, 531313), (599, 337060), (887, 227620), (1198, 168530), (1774, 113810), (2396, 84265), (2995, 67412), (3548, 56905), (4435, 45524), (5990, 33706), (8870, 22762), (11381, 17740), (11980, 16853)]