97091720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{220663}}^1$

素因数の和:220685

約数の個数: 32

約数和(自身を含む): 238317120

約数和(自身を除く): 141225400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 220663, 441326, 882652, 1103315, 1765304, 2206630, 2427293, 4413260, 4854586, 8826520, 9709172, 12136465, 19418344, 24272930, 48545860, 97091720]

約数ペア:

[(1, 97091720), (2, 48545860), (4, 24272930), (5, 19418344), (8, 12136465), (10, 9709172), (11, 8826520), (20, 4854586), (22, 4413260), (40, 2427293), (44, 2206630), (55, 1765304), (88, 1103315), (110, 882652), (220, 441326), (440, 220663)]