30431720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69163}}^1$

素因数の和:69185

約数の個数: 32

約数和(自身を含む): 74697120

約数和(自身を除く): 44265400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 69163, 138326, 276652, 345815, 553304, 691630, 760793, 1383260, 1521586, 2766520, 3043172, 3803965, 6086344, 7607930, 15215860, 30431720]

約数ペア:

[(1, 30431720), (2, 15215860), (4, 7607930), (5, 6086344), (8, 3803965), (10, 3043172), (11, 2766520), (20, 1521586), (22, 1383260), (40, 760793), (44, 691630), (55, 553304), (88, 345815), (110, 276652), (220, 138326), (440, 69163)]