491180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 1058400

約数和(自身を除く): 567220

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 599, 820, 1198, 2396, 2995, 5990, 11980, 24559, 49118, 98236, 122795, 245590, 491180]

約数ペア:

[(1, 491180), (2, 245590), (4, 122795), (5, 98236), (10, 49118), (20, 24559), (41, 11980), (82, 5990), (164, 2995), (205, 2396), (410, 1198), (599, 820)]