19538040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7079}}^1$

素因数の和:7116

約数の個数: 64

約数和(自身を含む): 61171200

約数和(自身を除く): 41633160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 7079, 14158, 21237, 28316, 35395, 42474, 56632, 70790, 84948, 106185, 141580, 162817, 169896, 212370, 283160, 325634, 424740, 488451, 651268, 814085, 849480, 976902, 1302536, 1628170, 1953804, 2442255, 3256340, 3907608, 4884510, 6512680, 9769020, 19538040]

約数ペア:

[(1, 19538040), (2, 9769020), (3, 6512680), (4, 4884510), (5, 3907608), (6, 3256340), (8, 2442255), (10, 1953804), (12, 1628170), (15, 1302536), (20, 976902), (23, 849480), (24, 814085), (30, 651268), (40, 488451), (46, 424740), (60, 325634), (69, 283160), (92, 212370), (115, 169896), (120, 162817), (138, 141580), (184, 106185), (230, 84948), (276, 70790), (345, 56632), (460, 42474), (552, 35395), (690, 28316), (920, 21237), (1380, 14158), (2760, 7079)]