40269040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71909}}^1$

素因数の和:71929

約数の個数: 40

約数和(自身を含む): 107002080

約数和(自身を除く): 66733040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 71909, 143818, 287636, 359545, 503363, 575272, 719090, 1006726, 1150544, 1438180, 2013452, 2516815, 2876360, 4026904, 5033630, 5752720, 8053808, 10067260, 20134520, 40269040]

約数ペア:

[(1, 40269040), (2, 20134520), (4, 10067260), (5, 8053808), (7, 5752720), (8, 5033630), (10, 4026904), (14, 2876360), (16, 2516815), (20, 2013452), (28, 1438180), (35, 1150544), (40, 1006726), (56, 719090), (70, 575272), (80, 503363), (112, 359545), (140, 287636), (280, 143818), (560, 71909)]