28922360

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7159}}^1$

素因数の和:7271

約数の個数: 32

約数和(自身を含む): 65728800

約数和(自身を除く): 36806440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 7159, 14318, 28636, 35795, 57272, 71590, 143180, 286360, 723059, 1446118, 2892236, 3615295, 5784472, 7230590, 14461180, 28922360]

約数ペア:

[(1, 28922360), (2, 14461180), (4, 7230590), (5, 5784472), (8, 3615295), (10, 2892236), (20, 1446118), (40, 723059), (101, 286360), (202, 143180), (404, 71590), (505, 57272), (808, 35795), (1010, 28636), (2020, 14318), (4040, 7159)]