13319440

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{503}}^1$

素因数の和:847

約数の個数: 40

約数和(自身を含む): 31123008

約数和(自身を除く): 17803568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 503, 662, 1006, 1324, 1655, 2012, 2515, 2648, 3310, 4024, 5030, 5296, 6620, 8048, 10060, 13240, 20120, 26480, 40240, 166493, 332986, 665972, 832465, 1331944, 1664930, 2663888, 3329860, 6659720, 13319440]

約数ペア:

[(1, 13319440), (2, 6659720), (4, 3329860), (5, 2663888), (8, 1664930), (10, 1331944), (16, 832465), (20, 665972), (40, 332986), (80, 166493), (331, 40240), (503, 26480), (662, 20120), (1006, 13240), (1324, 10060), (1655, 8048), (2012, 6620), (2515, 5296), (2648, 5030), (3310, 4024)]