40784320

素因数分解:

$2^6\times 5^1\times {\mathrm{233}}^1\times {\mathrm{547}}^1$

素因数の和:797

約数の個数: 56

約数和(自身を含む): 97712784

約数和(自身を除く): 56928464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 233, 320, 466, 547, 932, 1094, 1165, 1864, 2188, 2330, 2735, 3728, 4376, 4660, 5470, 7456, 8752, 9320, 10940, 14912, 17504, 18640, 21880, 35008, 37280, 43760, 74560, 87520, 127451, 175040, 254902, 509804, 637255, 1019608, 1274510, 2039216, 2549020, 4078432, 5098040, 8156864, 10196080, 20392160, 40784320]

約数ペア:

[(1, 40784320), (2, 20392160), (4, 10196080), (5, 8156864), (8, 5098040), (10, 4078432), (16, 2549020), (20, 2039216), (32, 1274510), (40, 1019608), (64, 637255), (80, 509804), (160, 254902), (233, 175040), (320, 127451), (466, 87520), (547, 74560), (932, 43760), (1094, 37280), (1165, 35008), (1864, 21880), (2188, 18640), (2330, 17504), (2735, 14912), (3728, 10940), (4376, 9320), (4660, 8752), (5470, 7456)]