2439040

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 6046560

約数和(自身を除く): 3607520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 103, 128, 148, 160, 185, 206, 296, 320, 370, 412, 515, 592, 640, 740, 824, 1030, 1184, 1480, 1648, 2060, 2368, 2960, 3296, 3811, 4120, 4736, 5920, 6592, 7622, 8240, 11840, 13184, 15244, 16480, 19055, 23680, 30488, 32960, 38110, 60976, 65920, 76220, 121952, 152440, 243904, 304880, 487808, 609760, 1219520, 2439040]

約数ペア:

[(1, 2439040), (2, 1219520), (4, 609760), (5, 487808), (8, 304880), (10, 243904), (16, 152440), (20, 121952), (32, 76220), (37, 65920), (40, 60976), (64, 38110), (74, 32960), (80, 30488), (103, 23680), (128, 19055), (148, 16480), (160, 15244), (185, 13184), (206, 11840), (296, 8240), (320, 7622), (370, 6592), (412, 5920), (515, 4736), (592, 4120), (640, 3811), (740, 3296), (824, 2960), (1030, 2368), (1184, 2060), (1480, 1648)]