15635940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{619}}^1$

素因数の和:1052

約数の個数: 48

約数和(自身を含む): 43955520

約数和(自身を除く): 28319580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 619, 842, 1238, 1263, 1684, 1857, 2105, 2476, 2526, 3095, 3714, 4210, 5052, 6190, 6315, 7428, 8420, 9285, 12380, 12630, 18570, 25260, 37140, 260599, 521198, 781797, 1042396, 1302995, 1563594, 2605990, 3127188, 3908985, 5211980, 7817970, 15635940]

約数ペア:

[(1, 15635940), (2, 7817970), (3, 5211980), (4, 3908985), (5, 3127188), (6, 2605990), (10, 1563594), (12, 1302995), (15, 1042396), (20, 781797), (30, 521198), (60, 260599), (421, 37140), (619, 25260), (842, 18570), (1238, 12630), (1263, 12380), (1684, 9285), (1857, 8420), (2105, 7428), (2476, 6315), (2526, 6190), (3095, 5052), (3714, 4210)]