12541840

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{743}}^1$

素因数の和:967

約数の個数: 40

約数和(自身を含む): 29337408

約数和(自身を除く): 16795568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 743, 844, 1055, 1486, 1688, 2110, 2972, 3376, 3715, 4220, 5944, 7430, 8440, 11888, 14860, 16880, 29720, 59440, 156773, 313546, 627092, 783865, 1254184, 1567730, 2508368, 3135460, 6270920, 12541840]

約数ペア:

[(1, 12541840), (2, 6270920), (4, 3135460), (5, 2508368), (8, 1567730), (10, 1254184), (16, 783865), (20, 627092), (40, 313546), (80, 156773), (211, 59440), (422, 29720), (743, 16880), (844, 14860), (1055, 11888), (1486, 8440), (1688, 7430), (2110, 5944), (2972, 4220), (3376, 3715)]