12401440

素因数分解:

$2^5\times 5^1\times {\mathrm{77509}}^1$

素因数の和:77524

約数の個数: 24

約数和(自身を含む): 29298780

約数和(自身を除く): 16897340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 77509, 155018, 310036, 387545, 620072, 775090, 1240144, 1550180, 2480288, 3100360, 6200720, 12401440]

約数ペア:

[(1, 12401440), (2, 6200720), (4, 3100360), (5, 2480288), (8, 1550180), (10, 1240144), (16, 775090), (20, 620072), (32, 387545), (40, 310036), (80, 155018), (160, 77509)]