2786750

素因数分解:

$2^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 5323968

約数和(自身を除く): 2537218

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 157, 250, 314, 355, 710, 785, 1570, 1775, 3550, 3925, 7850, 8875, 11147, 17750, 19625, 22294, 39250, 55735, 111470, 278675, 557350, 1393375, 2786750]

約数ペア:

[(1, 2786750), (2, 1393375), (5, 557350), (10, 278675), (25, 111470), (50, 55735), (71, 39250), (125, 22294), (142, 19625), (157, 17750), (250, 11147), (314, 8875), (355, 7850), (710, 3925), (785, 3550), (1570, 1775)]