8949980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1187}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 20956320

約数和(自身を除く): 12006340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1187, 1508, 1885, 2374, 3770, 4748, 5935, 7540, 11870, 15431, 23740, 30862, 34423, 61724, 68846, 77155, 137692, 154310, 172115, 308620, 344230, 447499, 688460, 894998, 1789996, 2237495, 4474990, 8949980]

約数ペア:

[(1, 8949980), (2, 4474990), (4, 2237495), (5, 1789996), (10, 894998), (13, 688460), (20, 447499), (26, 344230), (29, 308620), (52, 172115), (58, 154310), (65, 137692), (116, 77155), (130, 68846), (145, 61724), (260, 34423), (290, 30862), (377, 23740), (580, 15431), (754, 11870), (1187, 7540), (1508, 5935), (1885, 4748), (2374, 3770)]