772540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1$

素因数の和:154

約数の個数: 36

約数和(自身を含む): 1728216

約数和(自身を除く): 955676

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 361, 380, 428, 535, 722, 1070, 1444, 1805, 2033, 2140, 3610, 4066, 7220, 8132, 10165, 20330, 38627, 40660, 77254, 154508, 193135, 386270, 772540]

約数ペア:

[(1, 772540), (2, 386270), (4, 193135), (5, 154508), (10, 77254), (19, 40660), (20, 38627), (38, 20330), (76, 10165), (95, 8132), (107, 7220), (190, 4066), (214, 3610), (361, 2140), (380, 2033), (428, 1805), (535, 1444), (722, 1070)]