40480120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24683}}^1$

素因数の和:24735

約数の個数: 32

約数和(自身を含む): 93305520

約数和(自身を除く): 52825400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 24683, 49366, 98732, 123415, 197464, 246830, 493660, 987320, 1012003, 2024006, 4048012, 5060015, 8096024, 10120030, 20240060, 40480120]

約数ペア:

[(1, 40480120), (2, 20240060), (4, 10120030), (5, 8096024), (8, 5060015), (10, 4048012), (20, 2024006), (40, 1012003), (41, 987320), (82, 493660), (164, 246830), (205, 197464), (328, 123415), (410, 98732), (820, 49366), (1640, 24683)]