3287920

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:649

約数の個数: 40

約数和(自身を含む): 7762896

約数和(自身を除く): 4474976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 563, 584, 730, 1126, 1168, 1460, 2252, 2815, 2920, 4504, 5630, 5840, 9008, 11260, 22520, 41099, 45040, 82198, 164396, 205495, 328792, 410990, 657584, 821980, 1643960, 3287920]

約数ペア:

[(1, 3287920), (2, 1643960), (4, 821980), (5, 657584), (8, 410990), (10, 328792), (16, 205495), (20, 164396), (40, 82198), (73, 45040), (80, 41099), (146, 22520), (292, 11260), (365, 9008), (563, 5840), (584, 5630), (730, 4504), (1126, 2920), (1168, 2815), (1460, 2252)]