13204703260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{739}}^1\times {\mathrm{18233}}^1$

素因数の和:18995

約数の個数: 72

約数和(自身を含む): 32302625040

約数和(自身を除く): 19097921780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 739, 980, 1478, 2956, 3695, 5173, 7390, 10346, 14780, 18233, 20692, 25865, 36211, 36466, 51730, 72422, 72932, 91165, 103460, 127631, 144844, 181055, 182330, 255262, 362110, 364660, 510524, 638155, 724220, 893417, 1276310, 1786834, 2552620, 3573668, 4467085, 8934170, 13474187, 17868340, 26948374, 53896748, 67370935, 94319309, 134741870, 188638618, 269483740, 377277236, 471596545, 660235163, 943193090, 1320470326, 1886386180, 2640940652, 3301175815, 6602351630, 13204703260]

約数ペア:

[(1, 13204703260), (2, 6602351630), (4, 3301175815), (5, 2640940652), (7, 1886386180), (10, 1320470326), (14, 943193090), (20, 660235163), (28, 471596545), (35, 377277236), (49, 269483740), (70, 188638618), (98, 134741870), (140, 94319309), (196, 67370935), (245, 53896748), (490, 26948374), (739, 17868340), (980, 13474187), (1478, 8934170), (2956, 4467085), (3695, 3573668), (5173, 2552620), (7390, 1786834), (10346, 1276310), (14780, 893417), (18233, 724220), (20692, 638155), (25865, 510524), (36211, 364660), (36466, 362110), (51730, 255262), (72422, 182330), (72932, 181055), (91165, 144844), (103460, 127631)]