1328152040

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1\times {\mathrm{673}}^1$

素因数の和:1266

約数の個数: 64

約数和(自身を含む): 3028147200

約数和(自身を除く): 1699995160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 479, 515, 673, 824, 958, 1030, 1346, 1916, 2060, 2395, 2692, 3365, 3832, 4120, 4790, 5384, 6730, 9580, 13460, 19160, 26920, 49337, 69319, 98674, 138638, 197348, 246685, 277276, 322367, 346595, 394696, 493370, 554552, 644734, 693190, 986740, 1289468, 1386380, 1611835, 1973480, 2578936, 2772760, 3223670, 6447340, 12894680, 33203801, 66407602, 132815204, 166019005, 265630408, 332038010, 664076020, 1328152040]

約数ペア:

[(1, 1328152040), (2, 664076020), (4, 332038010), (5, 265630408), (8, 166019005), (10, 132815204), (20, 66407602), (40, 33203801), (103, 12894680), (206, 6447340), (412, 3223670), (479, 2772760), (515, 2578936), (673, 1973480), (824, 1611835), (958, 1386380), (1030, 1289468), (1346, 986740), (1916, 693190), (2060, 644734), (2395, 554552), (2692, 493370), (3365, 394696), (3832, 346595), (4120, 322367), (4790, 277276), (5384, 246685), (6730, 197348), (9580, 138638), (13460, 98674), (19160, 69319), (26920, 49337)]