804934840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{649141}}^1$

素因数の和:649183

約数の個数: 32

約数和(自身を含む): 1869528960

約数和(自身を除く): 1064594120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 649141, 1298282, 2596564, 3245705, 5193128, 6491410, 12982820, 20123371, 25965640, 40246742, 80493484, 100616855, 160986968, 201233710, 402467420, 804934840]

約数ペア:

[(1, 804934840), (2, 402467420), (4, 201233710), (5, 160986968), (8, 100616855), (10, 80493484), (20, 40246742), (31, 25965640), (40, 20123371), (62, 12982820), (124, 6491410), (155, 5193128), (248, 3245705), (310, 2596564), (620, 1298282), (1240, 649141)]