12542960

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1889}}^1$

素因数の和:1985

約数の個数: 40

約数和(自身を含む): 29529360

約数和(自身を除く): 16986400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 1889, 3320, 3778, 6640, 7556, 9445, 15112, 18890, 30224, 37780, 75560, 151120, 156787, 313574, 627148, 783935, 1254296, 1567870, 2508592, 3135740, 6271480, 12542960]

約数ペア:

[(1, 12542960), (2, 6271480), (4, 3135740), (5, 2508592), (8, 1567870), (10, 1254296), (16, 783935), (20, 627148), (40, 313574), (80, 156787), (83, 151120), (166, 75560), (332, 37780), (415, 30224), (664, 18890), (830, 15112), (1328, 9445), (1660, 7556), (1889, 6640), (3320, 3778)]