1401880

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 3194640

約数和(自身を除く): 1792760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 347, 404, 505, 694, 808, 1010, 1388, 1735, 2020, 2776, 3470, 4040, 6940, 13880, 35047, 70094, 140188, 175235, 280376, 350470, 700940, 1401880]

約数ペア:

[(1, 1401880), (2, 700940), (4, 350470), (5, 280376), (8, 175235), (10, 140188), (20, 70094), (40, 35047), (101, 13880), (202, 6940), (347, 4040), (404, 3470), (505, 2776), (694, 2020), (808, 1735), (1010, 1388)]