28752440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42283}}^1$

素因数の和:42311

約数の個数: 32

約数和(自身を含む): 68500080

約数和(自身を除く): 39747640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 42283, 84566, 169132, 211415, 338264, 422830, 718811, 845660, 1437622, 1691320, 2875244, 3594055, 5750488, 7188110, 14376220, 28752440]

約数ペア:

[(1, 28752440), (2, 14376220), (4, 7188110), (5, 5750488), (8, 3594055), (10, 2875244), (17, 1691320), (20, 1437622), (34, 845660), (40, 718811), (68, 422830), (85, 338264), (136, 211415), (170, 169132), (340, 84566), (680, 42283)]