1320436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 2532320

約数和(自身を除く): 1211884

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 379, 758, 871, 1516, 1742, 3484, 4927, 9854, 19708, 25393, 50786, 101572, 330109, 660218, 1320436]

約数ペア:

[(1, 1320436), (2, 660218), (4, 330109), (13, 101572), (26, 50786), (52, 25393), (67, 19708), (134, 9854), (268, 4927), (379, 3484), (758, 1742), (871, 1516)]