880836770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{421453}}^1$

素因数の和:421490

約数の個数: 32

約数和(自身を含む): 1820681280

約数和(自身を除く): 939844510

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 421453, 842906, 2107265, 4214530, 4635983, 8007607, 9271966, 16015214, 23179915, 40038035, 46359830, 80076070, 88083677, 176167354, 440418385, 880836770]

約数ペア:

[(1, 880836770), (2, 440418385), (5, 176167354), (10, 88083677), (11, 80076070), (19, 46359830), (22, 40038035), (38, 23179915), (55, 16015214), (95, 9271966), (110, 8007607), (190, 4635983), (209, 4214530), (418, 2107265), (1045, 842906), (2090, 421453)]