20163631440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4421849}}^1$

素因数の和:4421884

約数の個数: 80

約数和(自身を含む): 65797128000

約数和(自身を除く): 45633496560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 4421849, 8843698, 13265547, 17687396, 22109245, 26531094, 35374792, 44218490, 53062188, 66327735, 70749584, 84015131, 88436980, 106124376, 132655470, 168030262, 176873960, 212248752, 252045393, 265310940, 336060524, 353747920, 420075655, 504090786, 530621880, 672121048, 840151310, 1008181572, 1061243760, 1260226965, 1344242096, 1680302620, 2016363144, 2520453930, 3360605240, 4032726288, 5040907860, 6721210480, 10081815720, 20163631440]

約数ペア:

[(1, 20163631440), (2, 10081815720), (3, 6721210480), (4, 5040907860), (5, 4032726288), (6, 3360605240), (8, 2520453930), (10, 2016363144), (12, 1680302620), (15, 1344242096), (16, 1260226965), (19, 1061243760), (20, 1008181572), (24, 840151310), (30, 672121048), (38, 530621880), (40, 504090786), (48, 420075655), (57, 353747920), (60, 336060524), (76, 265310940), (80, 252045393), (95, 212248752), (114, 176873960), (120, 168030262), (152, 132655470), (190, 106124376), (228, 88436980), (240, 84015131), (285, 70749584), (304, 66327735), (380, 53062188), (456, 44218490), (570, 35374792), (760, 26531094), (912, 22109245), (1140, 17687396), (1520, 13265547), (2280, 8843698), (4560, 4421849)]