56169740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1283}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 129427200

約数和(自身を除く): 73257460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 796, 995, 1283, 1990, 2189, 2566, 3980, 4378, 5132, 6415, 8756, 10945, 12830, 14113, 21890, 25660, 28226, 43780, 56452, 70565, 141130, 255317, 282260, 510634, 1021268, 1276585, 2553170, 2808487, 5106340, 5616974, 11233948, 14042435, 28084870, 56169740]

約数ペア:

[(1, 56169740), (2, 28084870), (4, 14042435), (5, 11233948), (10, 5616974), (11, 5106340), (20, 2808487), (22, 2553170), (44, 1276585), (55, 1021268), (110, 510634), (199, 282260), (220, 255317), (398, 141130), (796, 70565), (995, 56452), (1283, 43780), (1990, 28226), (2189, 25660), (2566, 21890), (3980, 14113), (4378, 12830), (5132, 10945), (6415, 8756)]