209087140

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{23599}}^1$

素因数の和:24051

約数の個数: 24

約数和(自身を含む): 440092800

約数和(自身を除く): 231005660

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 23599, 47198, 94396, 117995, 235990, 471980, 10454357, 20908714, 41817428, 52271785, 104543570, 209087140]

約数ペア:

[(1, 209087140), (2, 104543570), (4, 52271785), (5, 41817428), (10, 20908714), (20, 10454357), (443, 471980), (886, 235990), (1772, 117995), (2215, 94396), (4430, 47198), (8860, 23599)]