2811290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{719}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 5598720

約数和(自身を除く): 2787430

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 719, 782, 1438, 1955, 3595, 3910, 7190, 12223, 16537, 24446, 33074, 61115, 82685, 122230, 165370, 281129, 562258, 1405645, 2811290]

約数ペア:

[(1, 2811290), (2, 1405645), (5, 562258), (10, 281129), (17, 165370), (23, 122230), (34, 82685), (46, 61115), (85, 33074), (115, 24446), (170, 16537), (230, 12223), (391, 7190), (719, 3910), (782, 3595), (1438, 1955)]