178839290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1223}}^1\times {\mathrm{2089}}^1$

素因数の和:3326

約数の個数: 32

約数和(自身を含む): 368375040

約数和(自身を除く): 189535750

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1223, 2089, 2446, 4178, 6115, 8561, 10445, 12230, 14623, 17122, 20890, 29246, 42805, 73115, 85610, 146230, 2554847, 5109694, 12774235, 17883929, 25548470, 35767858, 89419645, 178839290]

約数ペア:

[(1, 178839290), (2, 89419645), (5, 35767858), (7, 25548470), (10, 17883929), (14, 12774235), (35, 5109694), (70, 2554847), (1223, 146230), (2089, 85610), (2446, 73115), (4178, 42805), (6115, 29246), (8561, 20890), (10445, 17122), (12230, 14623)]