123490510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{86357}}^1$

素因数の和:86388

約数の個数: 32

約数和(自身を含む): 261146592

約数和(自身を除く): 137656082

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 86357, 172714, 431785, 863570, 949927, 1122641, 1899854, 2245282, 4749635, 5613205, 9499270, 11226410, 12349051, 24698102, 61745255, 123490510]

約数ペア:

[(1, 123490510), (2, 61745255), (5, 24698102), (10, 12349051), (11, 11226410), (13, 9499270), (22, 5613205), (26, 4749635), (55, 2245282), (65, 1899854), (110, 1122641), (130, 949927), (143, 863570), (286, 431785), (715, 172714), (1430, 86357)]