204004180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{1123}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 444132864

約数和(自身を除く): 240128684

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 293, 310, 586, 620, 1123, 1172, 1465, 2246, 2930, 4492, 5615, 5860, 9083, 11230, 18166, 22460, 34813, 36332, 45415, 69626, 90830, 139252, 174065, 181660, 329039, 348130, 658078, 696260, 1316156, 1645195, 3290390, 6580780, 10200209, 20400418, 40800836, 51001045, 102002090, 204004180]

約数ペア:

[(1, 204004180), (2, 102002090), (4, 51001045), (5, 40800836), (10, 20400418), (20, 10200209), (31, 6580780), (62, 3290390), (124, 1645195), (155, 1316156), (293, 696260), (310, 658078), (586, 348130), (620, 329039), (1123, 181660), (1172, 174065), (1465, 139252), (2246, 90830), (2930, 69626), (4492, 45415), (5615, 36332), (5860, 34813), (9083, 22460), (11230, 18166)]