3966250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:208

約数の個数: 40

約数和(自身を含む): 7872480

約数和(自身を除く): 3906230

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 167, 190, 250, 334, 475, 625, 835, 950, 1250, 1670, 2375, 3173, 4175, 4750, 6346, 8350, 11875, 15865, 20875, 23750, 31730, 41750, 79325, 104375, 158650, 208750, 396625, 793250, 1983125, 3966250]

約数ペア:

[(1, 3966250), (2, 1983125), (5, 793250), (10, 396625), (19, 208750), (25, 158650), (38, 104375), (50, 79325), (95, 41750), (125, 31730), (167, 23750), (190, 20875), (250, 15865), (334, 11875), (475, 8350), (625, 6346), (835, 4750), (950, 4175), (1250, 3173), (1670, 2375)]