12484940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1602

約数の個数: 48

約数和(自身を含む): 29164800

約数和(自身を除く): 16679860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1549, 1612, 2015, 3098, 4030, 6196, 7745, 8060, 15490, 20137, 30980, 40274, 48019, 80548, 96038, 100685, 192076, 201370, 240095, 402740, 480190, 624247, 960380, 1248494, 2496988, 3121235, 6242470, 12484940]

約数ペア:

[(1, 12484940), (2, 6242470), (4, 3121235), (5, 2496988), (10, 1248494), (13, 960380), (20, 624247), (26, 480190), (31, 402740), (52, 240095), (62, 201370), (65, 192076), (124, 100685), (130, 96038), (155, 80548), (260, 48019), (310, 40274), (403, 30980), (620, 20137), (806, 15490), (1549, 8060), (1612, 7745), (2015, 6196), (3098, 4030)]