180460520

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{20231}}^1$

素因数の和:20465

約数の個数: 32

約数和(自身を含む): 407877120

約数和(自身を除く): 227416600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 20231, 40462, 80924, 101155, 161848, 202310, 404620, 809240, 4511513, 9023026, 18046052, 22557565, 36092104, 45115130, 90230260, 180460520]

約数ペア:

[(1, 180460520), (2, 90230260), (4, 45115130), (5, 36092104), (8, 22557565), (10, 18046052), (20, 9023026), (40, 4511513), (223, 809240), (446, 404620), (892, 202310), (1115, 161848), (1784, 101155), (2230, 80924), (4460, 40462), (8920, 20231)]