4890490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1933}}^1$

素因数の和:1974

約数の個数: 32

約数和(自身を含む): 10025856

約数和(自身を除く): 5135366

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 1933, 2530, 3866, 9665, 19330, 21263, 42526, 44459, 88918, 106315, 212630, 222295, 444590, 489049, 978098, 2445245, 4890490]

約数ペア:

[(1, 4890490), (2, 2445245), (5, 978098), (10, 489049), (11, 444590), (22, 222295), (23, 212630), (46, 106315), (55, 88918), (110, 44459), (115, 42526), (230, 21263), (253, 19330), (506, 9665), (1265, 3866), (1933, 2530)]