8431720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19163}}^1$

素因数の和:19185

約数の個数: 32

約数和(自身を含む): 20697120

約数和(自身を除く): 12265400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19163, 38326, 76652, 95815, 153304, 191630, 210793, 383260, 421586, 766520, 843172, 1053965, 1686344, 2107930, 4215860, 8431720]

約数ペア:

[(1, 8431720), (2, 4215860), (4, 2107930), (5, 1686344), (8, 1053965), (10, 843172), (11, 766520), (20, 421586), (22, 383260), (40, 210793), (44, 191630), (55, 153304), (88, 95815), (110, 76652), (220, 38326), (440, 19163)]