2525560

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 5747040

約数和(自身を除く): 3221480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 613, 824, 1030, 1226, 2060, 2452, 3065, 4120, 4904, 6130, 12260, 24520, 63139, 126278, 252556, 315695, 505112, 631390, 1262780, 2525560]

約数ペア:

[(1, 2525560), (2, 1262780), (4, 631390), (5, 505112), (8, 315695), (10, 252556), (20, 126278), (40, 63139), (103, 24520), (206, 12260), (412, 6130), (515, 4904), (613, 4120), (824, 3065), (1030, 2452), (1226, 2060)]