16830220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{677}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 38955168

約数和(自身を除く): 22124948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 452, 565, 677, 1130, 1243, 1354, 2260, 2486, 2708, 3385, 4972, 6215, 6770, 7447, 12430, 13540, 14894, 24860, 29788, 37235, 74470, 76501, 148940, 153002, 306004, 382505, 765010, 841511, 1530020, 1683022, 3366044, 4207555, 8415110, 16830220]

約数ペア:

[(1, 16830220), (2, 8415110), (4, 4207555), (5, 3366044), (10, 1683022), (11, 1530020), (20, 841511), (22, 765010), (44, 382505), (55, 306004), (110, 153002), (113, 148940), (220, 76501), (226, 74470), (452, 37235), (565, 29788), (677, 24860), (1130, 14894), (1243, 13540), (1354, 12430), (2260, 7447), (2486, 6770), (2708, 6215), (3385, 4972)]