26434520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13487}}^1$

素因数の和:13512

約数の個数: 48

約数和(自身を含む): 69193440

約数和(自身を除く): 42758920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 13487, 26974, 53948, 67435, 94409, 107896, 134870, 188818, 269740, 377636, 472045, 539480, 660863, 755272, 944090, 1321726, 1888180, 2643452, 3304315, 3776360, 5286904, 6608630, 13217260, 26434520]

約数ペア:

[(1, 26434520), (2, 13217260), (4, 6608630), (5, 5286904), (7, 3776360), (8, 3304315), (10, 2643452), (14, 1888180), (20, 1321726), (28, 944090), (35, 755272), (40, 660863), (49, 539480), (56, 472045), (70, 377636), (98, 269740), (140, 188818), (196, 134870), (245, 107896), (280, 94409), (392, 67435), (490, 53948), (980, 26974), (1960, 13487)]