239438920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{4943}}^1$

素因数の和:5134

約数の個数: 64

約数和(自身を含む): 619384320

約数和(自身を除く): 379945400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 346, 692, 865, 1211, 1384, 1730, 2422, 3460, 4844, 4943, 6055, 6920, 9688, 9886, 12110, 19772, 24220, 24715, 34601, 39544, 48440, 49430, 69202, 98860, 138404, 173005, 197720, 276808, 346010, 692020, 855139, 1384040, 1710278, 3420556, 4275695, 5985973, 6841112, 8551390, 11971946, 17102780, 23943892, 29929865, 34205560, 47887784, 59859730, 119719460, 239438920]

約数ペア:

[(1, 239438920), (2, 119719460), (4, 59859730), (5, 47887784), (7, 34205560), (8, 29929865), (10, 23943892), (14, 17102780), (20, 11971946), (28, 8551390), (35, 6841112), (40, 5985973), (56, 4275695), (70, 3420556), (140, 1710278), (173, 1384040), (280, 855139), (346, 692020), (692, 346010), (865, 276808), (1211, 197720), (1384, 173005), (1730, 138404), (2422, 98860), (3460, 69202), (4844, 49430), (4943, 48440), (6055, 39544), (6920, 34601), (9688, 24715), (9886, 24220), (12110, 19772)]