38204920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73471}}^1$

素因数の和:73495

約数の個数: 32

約数和(自身を含む): 92574720

約数和(自身を除く): 54369800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 73471, 146942, 293884, 367355, 587768, 734710, 955123, 1469420, 1910246, 2938840, 3820492, 4775615, 7640984, 9551230, 19102460, 38204920]

約数ペア:

[(1, 38204920), (2, 19102460), (4, 9551230), (5, 7640984), (8, 4775615), (10, 3820492), (13, 2938840), (20, 1910246), (26, 1469420), (40, 955123), (52, 734710), (65, 587768), (104, 367355), (130, 293884), (260, 146942), (520, 73471)]