919273420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{9479}}^1$

素因数の和:9874

約数の個数: 48

約数和(自身を含む): 2084765760

約数和(自身を除く): 1165492340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 373, 746, 1492, 1865, 3730, 4849, 7460, 9479, 9698, 18958, 19396, 24245, 37916, 47395, 48490, 94790, 96980, 123227, 189580, 246454, 492908, 616135, 1232270, 2464540, 3535667, 7071334, 14142668, 17678335, 35356670, 45963671, 70713340, 91927342, 183854684, 229818355, 459636710, 919273420]

約数ペア:

[(1, 919273420), (2, 459636710), (4, 229818355), (5, 183854684), (10, 91927342), (13, 70713340), (20, 45963671), (26, 35356670), (52, 17678335), (65, 14142668), (130, 7071334), (260, 3535667), (373, 2464540), (746, 1232270), (1492, 616135), (1865, 492908), (3730, 246454), (4849, 189580), (7460, 123227), (9479, 96980), (9698, 94790), (18958, 48490), (19396, 47395), (24245, 37916)]