40880660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{491}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 90260352

約数和(自身を除く): 49379692

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 181, 230, 362, 460, 491, 724, 905, 982, 1810, 1964, 2455, 3620, 4163, 4910, 8326, 9820, 11293, 16652, 20815, 22586, 41630, 45172, 56465, 83260, 88871, 112930, 177742, 225860, 355484, 444355, 888710, 1777420, 2044033, 4088066, 8176132, 10220165, 20440330, 40880660]

約数ペア:

[(1, 40880660), (2, 20440330), (4, 10220165), (5, 8176132), (10, 4088066), (20, 2044033), (23, 1777420), (46, 888710), (92, 444355), (115, 355484), (181, 225860), (230, 177742), (362, 112930), (460, 88871), (491, 83260), (724, 56465), (905, 45172), (982, 41630), (1810, 22586), (1964, 20815), (2455, 16652), (3620, 11293), (4163, 9820), (4910, 8326)]