15852340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{569}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 38304000

約数和(自身を除く): 22451660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 569, 796, 995, 1138, 1393, 1990, 2276, 2786, 2845, 3980, 3983, 5572, 5690, 6965, 7966, 11380, 13930, 15932, 19915, 27860, 39830, 79660, 113231, 226462, 452924, 566155, 792617, 1132310, 1585234, 2264620, 3170468, 3963085, 7926170, 15852340]

約数ペア:

[(1, 15852340), (2, 7926170), (4, 3963085), (5, 3170468), (7, 2264620), (10, 1585234), (14, 1132310), (20, 792617), (28, 566155), (35, 452924), (70, 226462), (140, 113231), (199, 79660), (398, 39830), (569, 27860), (796, 19915), (995, 15932), (1138, 13930), (1393, 11380), (1990, 7966), (2276, 6965), (2786, 5690), (2845, 5572), (3980, 3983)]