18767540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3709}}^1$

素因数の和:3752

約数の個数: 48

約数和(自身を含む): 44876160

約数和(自身を除く): 26108620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 3709, 5060, 7418, 14836, 18545, 37090, 40799, 74180, 81598, 85307, 163196, 170614, 203995, 341228, 407990, 426535, 815980, 853070, 938377, 1706140, 1876754, 3753508, 4691885, 9383770, 18767540]

約数ペア:

[(1, 18767540), (2, 9383770), (4, 4691885), (5, 3753508), (10, 1876754), (11, 1706140), (20, 938377), (22, 853070), (23, 815980), (44, 426535), (46, 407990), (55, 341228), (92, 203995), (110, 170614), (115, 163196), (220, 85307), (230, 81598), (253, 74180), (460, 40799), (506, 37090), (1012, 18545), (1265, 14836), (2530, 7418), (3709, 5060)]