218880110

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{797}}^1\times {\mathrm{947}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 408512160

約数和(自身を除く): 189632050

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 797, 947, 1594, 1894, 3985, 4735, 7970, 9470, 23113, 27463, 46226, 54926, 115565, 137315, 231130, 274630, 754759, 1509518, 3773795, 7547590, 21888011, 43776022, 109440055, 218880110]

約数ペア:

[(1, 218880110), (2, 109440055), (5, 43776022), (10, 21888011), (29, 7547590), (58, 3773795), (145, 1509518), (290, 754759), (797, 274630), (947, 231130), (1594, 137315), (1894, 115565), (3985, 54926), (4735, 46226), (7970, 27463), (9470, 23113)]