22220220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 68656896

約数和(自身を除く): 46436676

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 131, 132, 165, 220, 257, 262, 330, 393, 514, 524, 655, 660, 771, 786, 1028, 1285, 1310, 1441, 1542, 1572, 1965, 2570, 2620, 2827, 2882, 3084, 3855, 3930, 4323, 5140, 5654, 5764, 7205, 7710, 7860, 8481, 8646, 11308, 14135, 14410, 15420, 16962, 17292, 21615, 28270, 28820, 33667, 33924, 42405, 43230, 56540, 67334, 84810, 86460, 101001, 134668, 168335, 169620, 202002, 336670, 370337, 404004, 505005, 673340, 740674, 1010010, 1111011, 1481348, 1851685, 2020020, 2222022, 3703370, 4444044, 5555055, 7406740, 11110110, 22220220]

約数ペア:

[(1, 22220220), (2, 11110110), (3, 7406740), (4, 5555055), (5, 4444044), (6, 3703370), (10, 2222022), (11, 2020020), (12, 1851685), (15, 1481348), (20, 1111011), (22, 1010010), (30, 740674), (33, 673340), (44, 505005), (55, 404004), (60, 370337), (66, 336670), (110, 202002), (131, 169620), (132, 168335), (165, 134668), (220, 101001), (257, 86460), (262, 84810), (330, 67334), (393, 56540), (514, 43230), (524, 42405), (655, 33924), (660, 33667), (771, 28820), (786, 28270), (1028, 21615), (1285, 17292), (1310, 16962), (1441, 15420), (1542, 14410), (1572, 14135), (1965, 11308), (2570, 8646), (2620, 8481), (2827, 7860), (2882, 7710), (3084, 7205), (3855, 5764), (3930, 5654), (4323, 5140)]