40787360

素因数分解:

$2^5\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1123}}^1$

素因数の和:1365

約数の個数: 48

約数和(自身を含む): 96870816

約数和(自身を除く): 56083456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 227, 454, 908, 1123, 1135, 1816, 2246, 2270, 3632, 4492, 4540, 5615, 7264, 8984, 9080, 11230, 17968, 18160, 22460, 35936, 36320, 44920, 89840, 179680, 254921, 509842, 1019684, 1274605, 2039368, 2549210, 4078736, 5098420, 8157472, 10196840, 20393680, 40787360]

約数ペア:

[(1, 40787360), (2, 20393680), (4, 10196840), (5, 8157472), (8, 5098420), (10, 4078736), (16, 2549210), (20, 2039368), (32, 1274605), (40, 1019684), (80, 509842), (160, 254921), (227, 179680), (454, 89840), (908, 44920), (1123, 36320), (1135, 35936), (1816, 22460), (2246, 18160), (2270, 17968), (3632, 11230), (4492, 9080), (4540, 8984), (5615, 7264)]