3890750

素因数分解:

$2^1\times 5^3\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 7413120

約数和(自身を除く): 3522370

約数列:

[1, 2, 5, 10, 25, 50, 79, 125, 158, 197, 250, 394, 395, 790, 985, 1970, 1975, 3950, 4925, 9850, 9875, 15563, 19750, 24625, 31126, 49250, 77815, 155630, 389075, 778150, 1945375, 3890750]

約数ペア:

[(1, 3890750), (2, 1945375), (5, 778150), (10, 389075), (25, 155630), (50, 77815), (79, 49250), (125, 31126), (158, 24625), (197, 19750), (250, 15563), (394, 9875), (395, 9850), (790, 4925), (985, 3950), (1970, 1975)]