74715620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1061}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 179843328

約数和(自身を除く): 105127708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 503, 1006, 1061, 2012, 2122, 2515, 3521, 4244, 5030, 5305, 7042, 7427, 10060, 10610, 14084, 14854, 17605, 21220, 29708, 35210, 37135, 70420, 74270, 148540, 533683, 1067366, 2134732, 2668415, 3735781, 5336830, 7471562, 10673660, 14943124, 18678905, 37357810, 74715620]

約数ペア:

[(1, 74715620), (2, 37357810), (4, 18678905), (5, 14943124), (7, 10673660), (10, 7471562), (14, 5336830), (20, 3735781), (28, 2668415), (35, 2134732), (70, 1067366), (140, 533683), (503, 148540), (1006, 74270), (1061, 70420), (2012, 37135), (2122, 35210), (2515, 29708), (3521, 21220), (4244, 17605), (5030, 14854), (5305, 14084), (7042, 10610), (7427, 10060)]