2931980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4729}}^1$

素因数の和:4769

約数の個数: 24

約数和(自身を含む): 6357120

約数和(自身を除く): 3425140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4729, 9458, 18916, 23645, 47290, 94580, 146599, 293198, 586396, 732995, 1465990, 2931980]

約数ペア:

[(1, 2931980), (2, 1465990), (4, 732995), (5, 586396), (10, 293198), (20, 146599), (31, 94580), (62, 47290), (124, 23645), (155, 18916), (310, 9458), (620, 4729)]