19627280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10667}}^1$

素因数の和:10703

約数の個数: 40

約数和(自身を含む): 47621952

約数和(自身を除く): 27994672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 10667, 21334, 42668, 53335, 85336, 106670, 170672, 213340, 245341, 426680, 490682, 853360, 981364, 1226705, 1962728, 2453410, 3925456, 4906820, 9813640, 19627280]

約数ペア:

[(1, 19627280), (2, 9813640), (4, 4906820), (5, 3925456), (8, 2453410), (10, 1962728), (16, 1226705), (20, 981364), (23, 853360), (40, 490682), (46, 426680), (80, 245341), (92, 213340), (115, 170672), (184, 106670), (230, 85336), (368, 53335), (460, 42668), (920, 21334), (1840, 10667)]