13316920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4969}}^1$

素因数の和:5047

約数の個数: 32

約数和(自身を含む): 30416400

約数和(自身を除く): 17099480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 4969, 9938, 19876, 24845, 39752, 49690, 99380, 198760, 332923, 665846, 1331692, 1664615, 2663384, 3329230, 6658460, 13316920]

約数ペア:

[(1, 13316920), (2, 6658460), (4, 3329230), (5, 2663384), (8, 1664615), (10, 1331692), (20, 665846), (40, 332923), (67, 198760), (134, 99380), (268, 49690), (335, 39752), (536, 24845), (670, 19876), (1340, 9938), (2680, 4969)]