66284120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{236729}}^1$

素因数の和:236747

約数の個数: 32

約数和(自身を含む): 170445600

約数和(自身を除く): 104161480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 236729, 473458, 946916, 1183645, 1657103, 1893832, 2367290, 3314206, 4734580, 6628412, 8285515, 9469160, 13256824, 16571030, 33142060, 66284120]

約数ペア:

[(1, 66284120), (2, 33142060), (4, 16571030), (5, 13256824), (7, 9469160), (8, 8285515), (10, 6628412), (14, 4734580), (20, 3314206), (28, 2367290), (35, 1893832), (40, 1657103), (56, 1183645), (70, 946916), (140, 473458), (280, 236729)]