1323243520

素因数分解:

$2^{11}\times 5^1\times {\mathrm{129223}}^1$

素因数の和:129250

約数の個数: 48

約数和(自身を含む): 3175033680

約数和(自身を除く): 1851790160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 129223, 258446, 516892, 646115, 1033784, 1292230, 2067568, 2584460, 4135136, 5168920, 8270272, 10337840, 16540544, 20675680, 33081088, 41351360, 66162176, 82702720, 132324352, 165405440, 264648704, 330810880, 661621760, 1323243520]

約数ペア:

[(1, 1323243520), (2, 661621760), (4, 330810880), (5, 264648704), (8, 165405440), (10, 132324352), (16, 82702720), (20, 66162176), (32, 41351360), (40, 33081088), (64, 20675680), (80, 16540544), (128, 10337840), (160, 8270272), (256, 5168920), (320, 4135136), (512, 2584460), (640, 2067568), (1024, 1292230), (1280, 1033784), (2048, 646115), (2560, 516892), (5120, 258446), (10240, 129223)]