21310369780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{14537}}^1$

素因数の和:14873

約数の個数: 96

約数和(自身を含む): 52716416256

約数和(自身を除く): 31406046476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 283, 370, 518, 566, 740, 1036, 1132, 1295, 1415, 1981, 2590, 2830, 3962, 5180, 5660, 7924, 9905, 10471, 14537, 19810, 20942, 29074, 39620, 41884, 52355, 58148, 72685, 73297, 101759, 104710, 145370, 146594, 203518, 209420, 290740, 293188, 366485, 407036, 508795, 537869, 732970, 1017590, 1075738, 1465940, 2035180, 2151476, 2689345, 3765083, 4113971, 5378690, 7530166, 8227942, 10757380, 15060332, 16455884, 18825415, 20569855, 28797797, 37650830, 41139710, 57595594, 75301660, 82279420, 115191188, 143988985, 152216927, 287977970, 304433854, 575955940, 608867708, 761084635, 1065518489, 1522169270, 2131036978, 3044338540, 4262073956, 5327592445, 10655184890, 21310369780]

約数ペア:

[(1, 21310369780), (2, 10655184890), (4, 5327592445), (5, 4262073956), (7, 3044338540), (10, 2131036978), (14, 1522169270), (20, 1065518489), (28, 761084635), (35, 608867708), (37, 575955940), (70, 304433854), (74, 287977970), (140, 152216927), (148, 143988985), (185, 115191188), (259, 82279420), (283, 75301660), (370, 57595594), (518, 41139710), (566, 37650830), (740, 28797797), (1036, 20569855), (1132, 18825415), (1295, 16455884), (1415, 15060332), (1981, 10757380), (2590, 8227942), (2830, 7530166), (3962, 5378690), (5180, 4113971), (5660, 3765083), (7924, 2689345), (9905, 2151476), (10471, 2035180), (14537, 1465940), (19810, 1075738), (20942, 1017590), (29074, 732970), (39620, 537869), (41884, 508795), (52355, 407036), (58148, 366485), (72685, 293188), (73297, 290740), (101759, 209420), (104710, 203518), (145370, 146594)]