138034120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{492979}}^1$

素因数の和:492997

約数の個数: 32

約数和(自身を含む): 354945600

約数和(自身を除く): 216911480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 492979, 985958, 1971916, 2464895, 3450853, 3943832, 4929790, 6901706, 9859580, 13803412, 17254265, 19719160, 27606824, 34508530, 69017060, 138034120]

約数ペア:

[(1, 138034120), (2, 69017060), (4, 34508530), (5, 27606824), (7, 19719160), (8, 17254265), (10, 13803412), (14, 9859580), (20, 6901706), (28, 4929790), (35, 3943832), (40, 3450853), (56, 2464895), (70, 1971916), (140, 985958), (280, 492979)]