201087490

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{225941}}^1$

素因数の和:226037

約数の個数: 16

約数和(自身を含む): 366026040

約数和(自身を除く): 164938550

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 225941, 451882, 1129705, 2259410, 20108749, 40217498, 100543745, 201087490]

約数ペア:

[(1, 201087490), (2, 100543745), (5, 40217498), (10, 20108749), (89, 2259410), (178, 1129705), (445, 451882), (890, 225941)]