201769720

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{49943}}^1$

素因数の和:50055

約数の個数: 32

約数和(自身を含む): 458485920

約数和(自身を除く): 256716200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 49943, 99886, 199772, 249715, 399544, 499430, 998860, 1997720, 5044243, 10088486, 20176972, 25221215, 40353944, 50442430, 100884860, 201769720]

約数ペア:

[(1, 201769720), (2, 100884860), (4, 50442430), (5, 40353944), (8, 25221215), (10, 20176972), (20, 10088486), (40, 5044243), (101, 1997720), (202, 998860), (404, 499430), (505, 399544), (808, 249715), (1010, 199772), (2020, 99886), (4040, 49943)]