42694640

素因数分解:

$2^4\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1061}}^1$

素因数の和:1577

約数の個数: 40

約数和(自身を含む): 99556128

約数和(自身を除く): 56861488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 503, 1006, 1061, 2012, 2122, 2515, 4024, 4244, 5030, 5305, 8048, 8488, 10060, 10610, 16976, 20120, 21220, 40240, 42440, 84880, 533683, 1067366, 2134732, 2668415, 4269464, 5336830, 8538928, 10673660, 21347320, 42694640]

約数ペア:

[(1, 42694640), (2, 21347320), (4, 10673660), (5, 8538928), (8, 5336830), (10, 4269464), (16, 2668415), (20, 2134732), (40, 1067366), (80, 533683), (503, 84880), (1006, 42440), (1061, 40240), (2012, 21220), (2122, 20120), (2515, 16976), (4024, 10610), (4244, 10060), (5030, 8488), (5305, 8048)]