20172901920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2211941}}^1$

素因数の和:2211978

約数の個数: 96

約数和(自身を含む): 66889126080

約数和(自身を除く): 46716224160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 3040, 4560, 9120, 2211941, 4423882, 6635823, 8847764, 11059705, 13271646, 17695528, 22119410, 26543292, 33179115, 35391056, 42026879, 44238820, 53086584, 66358230, 70782112, 84053758, 88477640, 106173168, 126080637, 132716460, 168107516, 176955280, 210134395, 212346336, 252161274, 265432920, 336215032, 353910560, 420268790, 504322548, 530865840, 630403185, 672430064, 840537580, 1008645096, 1061731680, 1260806370, 1344860128, 1681075160, 2017290192, 2521612740, 3362150320, 4034580384, 5043225480, 6724300640, 10086450960, 20172901920]

約数ペア:

[(1, 20172901920), (2, 10086450960), (3, 6724300640), (4, 5043225480), (5, 4034580384), (6, 3362150320), (8, 2521612740), (10, 2017290192), (12, 1681075160), (15, 1344860128), (16, 1260806370), (19, 1061731680), (20, 1008645096), (24, 840537580), (30, 672430064), (32, 630403185), (38, 530865840), (40, 504322548), (48, 420268790), (57, 353910560), (60, 336215032), (76, 265432920), (80, 252161274), (95, 212346336), (96, 210134395), (114, 176955280), (120, 168107516), (152, 132716460), (160, 126080637), (190, 106173168), (228, 88477640), (240, 84053758), (285, 70782112), (304, 66358230), (380, 53086584), (456, 44238820), (480, 42026879), (570, 35391056), (608, 33179115), (760, 26543292), (912, 22119410), (1140, 17695528), (1520, 13271646), (1824, 11059705), (2280, 8847764), (3040, 6635823), (4560, 4423882), (9120, 2211941)]