252728680

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{12413}}^1$

素因数の和:12933

約数の個数: 32

約数和(自身を含む): 569802600

約数和(自身を除く): 317073920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 5090, 10180, 12413, 20360, 24826, 49652, 62065, 99304, 124130, 248260, 496520, 6318217, 12636434, 25272868, 31591085, 50545736, 63182170, 126364340, 252728680]

約数ペア:

[(1, 252728680), (2, 126364340), (4, 63182170), (5, 50545736), (8, 31591085), (10, 25272868), (20, 12636434), (40, 6318217), (509, 496520), (1018, 248260), (2036, 124130), (2545, 99304), (4072, 62065), (5090, 49652), (10180, 24826), (12413, 20360)]