16317320

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{811}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 36832320

約数和(自身を除く): 20515000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 811, 1006, 1622, 2012, 2515, 3244, 4024, 4055, 5030, 6488, 8110, 10060, 16220, 20120, 32440, 407933, 815866, 1631732, 2039665, 3263464, 4079330, 8158660, 16317320]

約数ペア:

[(1, 16317320), (2, 8158660), (4, 4079330), (5, 3263464), (8, 2039665), (10, 1631732), (20, 815866), (40, 407933), (503, 32440), (811, 20120), (1006, 16220), (1622, 10060), (2012, 8110), (2515, 6488), (3244, 5030), (4024, 4055)]