1898860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{263}}^1$

素因数の和:310

約数の個数: 36

約数和(自身を含む): 4224528

約数和(自身を除く): 2325668

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 263, 361, 380, 526, 722, 1052, 1315, 1444, 1805, 2630, 3610, 4997, 5260, 7220, 9994, 19988, 24985, 49970, 94943, 99940, 189886, 379772, 474715, 949430, 1898860]

約数ペア:

[(1, 1898860), (2, 949430), (4, 474715), (5, 379772), (10, 189886), (19, 99940), (20, 94943), (38, 49970), (76, 24985), (95, 19988), (190, 9994), (263, 7220), (361, 5260), (380, 4997), (526, 3610), (722, 2630), (1052, 1805), (1315, 1444)]