201519340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4603}}^1$

素因数の和:4822

約数の個数: 48

約数和(自身を含む): 464083200

約数和(自身を除く): 262563860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 796, 995, 1990, 2189, 3980, 4378, 4603, 8756, 9206, 10945, 18412, 21890, 23015, 43780, 46030, 50633, 92060, 101266, 202532, 253165, 506330, 915997, 1012660, 1831994, 3663988, 4579985, 9159970, 10075967, 18319940, 20151934, 40303868, 50379835, 100759670, 201519340]

約数ペア:

[(1, 201519340), (2, 100759670), (4, 50379835), (5, 40303868), (10, 20151934), (11, 18319940), (20, 10075967), (22, 9159970), (44, 4579985), (55, 3663988), (110, 1831994), (199, 1012660), (220, 915997), (398, 506330), (796, 253165), (995, 202532), (1990, 101266), (2189, 92060), (3980, 50633), (4378, 46030), (4603, 43780), (8756, 23015), (9206, 21890), (10945, 18412)]