1938660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 5510400

約数和(自身を除く): 3571740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 409, 474, 790, 818, 948, 1185, 1227, 1580, 1636, 2045, 2370, 2454, 4090, 4740, 4908, 6135, 8180, 12270, 24540, 32311, 64622, 96933, 129244, 161555, 193866, 323110, 387732, 484665, 646220, 969330, 1938660]

約数ペア:

[(1, 1938660), (2, 969330), (3, 646220), (4, 484665), (5, 387732), (6, 323110), (10, 193866), (12, 161555), (15, 129244), (20, 96933), (30, 64622), (60, 32311), (79, 24540), (158, 12270), (237, 8180), (316, 6135), (395, 4908), (409, 4740), (474, 4090), (790, 2454), (818, 2370), (948, 2045), (1185, 1636), (1227, 1580)]