1004077640

素因数分解:

$2^3\times 5^1\times {\mathrm{2099}}^1\times {\mathrm{11959}}^1$

素因数の和:14069

約数の個数: 32

約数和(自身を含む): 2260440000

約数和(自身を除く): 1256362360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2099, 4198, 8396, 10495, 11959, 16792, 20990, 23918, 41980, 47836, 59795, 83960, 95672, 119590, 239180, 478360, 25101941, 50203882, 100407764, 125509705, 200815528, 251019410, 502038820, 1004077640]

約数ペア:

[(1, 1004077640), (2, 502038820), (4, 251019410), (5, 200815528), (8, 125509705), (10, 100407764), (20, 50203882), (40, 25101941), (2099, 478360), (4198, 239180), (8396, 119590), (10495, 95672), (11959, 83960), (16792, 59795), (20990, 47836), (23918, 41980)]