796995280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2089}}^1$

素因数の和:2372

約数の個数: 80

約数和(自身を含む): 1959249600

約数和(自身を除く): 1162254320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 251, 304, 380, 502, 760, 1004, 1255, 1520, 2008, 2089, 2510, 4016, 4178, 4769, 5020, 8356, 9538, 10040, 10445, 16712, 19076, 20080, 20890, 23845, 33424, 38152, 39691, 41780, 47690, 76304, 79382, 83560, 95380, 158764, 167120, 190760, 198455, 317528, 381520, 396910, 524339, 635056, 793820, 1048678, 1587640, 2097356, 2621695, 3175280, 4194712, 5243390, 8389424, 9962441, 10486780, 19924882, 20973560, 39849764, 41947120, 49812205, 79699528, 99624410, 159399056, 199248820, 398497640, 796995280]

約数ペア:

[(1, 796995280), (2, 398497640), (4, 199248820), (5, 159399056), (8, 99624410), (10, 79699528), (16, 49812205), (19, 41947120), (20, 39849764), (38, 20973560), (40, 19924882), (76, 10486780), (80, 9962441), (95, 8389424), (152, 5243390), (190, 4194712), (251, 3175280), (304, 2621695), (380, 2097356), (502, 1587640), (760, 1048678), (1004, 793820), (1255, 635056), (1520, 524339), (2008, 396910), (2089, 381520), (2510, 317528), (4016, 198455), (4178, 190760), (4769, 167120), (5020, 158764), (8356, 95380), (9538, 83560), (10040, 79382), (10445, 76304), (16712, 47690), (19076, 41780), (20080, 39691), (20890, 38152), (23845, 33424)]