2860040

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{563}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 6497280

約数和(自身を除く): 3637240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 563, 635, 1016, 1126, 1270, 2252, 2540, 2815, 4504, 5080, 5630, 11260, 22520, 71501, 143002, 286004, 357505, 572008, 715010, 1430020, 2860040]

約数ペア:

[(1, 2860040), (2, 1430020), (4, 715010), (5, 572008), (8, 357505), (10, 286004), (20, 143002), (40, 71501), (127, 22520), (254, 11260), (508, 5630), (563, 5080), (635, 4504), (1016, 2815), (1126, 2540), (1270, 2252)]