5505178420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{727}}^1\times {\mathrm{7727}}^1$

素因数の和:8477

約数の個数: 72

約数和(自身を含む): 13468605696

約数和(自身を除く): 7963427276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 727, 980, 1454, 2908, 3635, 5089, 7270, 7727, 10178, 14540, 15454, 20356, 25445, 30908, 35623, 38635, 50890, 54089, 71246, 77270, 101780, 108178, 142492, 154540, 178115, 216356, 270445, 356230, 378623, 540890, 712460, 757246, 1081780, 1514492, 1893115, 3786230, 5617529, 7572460, 11235058, 22470116, 28087645, 39322703, 56175290, 78645406, 112350580, 157290812, 196613515, 275258921, 393227030, 550517842, 786454060, 1101035684, 1376294605, 2752589210, 5505178420]

約数ペア:

[(1, 5505178420), (2, 2752589210), (4, 1376294605), (5, 1101035684), (7, 786454060), (10, 550517842), (14, 393227030), (20, 275258921), (28, 196613515), (35, 157290812), (49, 112350580), (70, 78645406), (98, 56175290), (140, 39322703), (196, 28087645), (245, 22470116), (490, 11235058), (727, 7572460), (980, 5617529), (1454, 3786230), (2908, 1893115), (3635, 1514492), (5089, 1081780), (7270, 757246), (7727, 712460), (10178, 540890), (14540, 378623), (15454, 356230), (20356, 270445), (25445, 216356), (30908, 178115), (35623, 154540), (38635, 142492), (50890, 108178), (54089, 101780), (71246, 77270)]