1379390

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:787

約数の個数: 16

約数和(自身を含む): 2496960

約数和(自身を除く): 1117570

約数列:

[1, 2, 5, 10, 271, 509, 542, 1018, 1355, 2545, 2710, 5090, 137939, 275878, 689695, 1379390]

約数ペア:

[(1, 1379390), (2, 689695), (5, 275878), (10, 137939), (271, 5090), (509, 2710), (542, 2545), (1018, 1355)]