318408220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{1747}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 721532448

約数和(自身を除く): 403124228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 701, 1402, 1747, 2804, 3494, 3505, 6988, 7010, 8735, 9113, 14020, 17470, 18226, 22711, 34940, 36452, 45422, 45565, 90844, 91130, 113555, 182260, 227110, 454220, 1224647, 2449294, 4898588, 6123235, 12246470, 15920411, 24492940, 31840822, 63681644, 79602055, 159204110, 318408220]

約数ペア:

[(1, 318408220), (2, 159204110), (4, 79602055), (5, 63681644), (10, 31840822), (13, 24492940), (20, 15920411), (26, 12246470), (52, 6123235), (65, 4898588), (130, 2449294), (260, 1224647), (701, 454220), (1402, 227110), (1747, 182260), (2804, 113555), (3494, 91130), (3505, 90844), (6988, 45565), (7010, 45422), (8735, 36452), (9113, 34940), (14020, 22711), (17470, 18226)]