20462970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1051}}^1$

素因数の和:1131

約数の個数: 64

約数和(自身を含む): 54535680

約数和(自身を除く): 34072710

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 59, 66, 110, 118, 165, 177, 295, 330, 354, 590, 649, 885, 1051, 1298, 1770, 1947, 2102, 3153, 3245, 3894, 5255, 6306, 6490, 9735, 10510, 11561, 15765, 19470, 23122, 31530, 34683, 57805, 62009, 69366, 115610, 124018, 173415, 186027, 310045, 346830, 372054, 620090, 682099, 930135, 1364198, 1860270, 2046297, 3410495, 4092594, 6820990, 10231485, 20462970]

約数ペア:

[(1, 20462970), (2, 10231485), (3, 6820990), (5, 4092594), (6, 3410495), (10, 2046297), (11, 1860270), (15, 1364198), (22, 930135), (30, 682099), (33, 620090), (55, 372054), (59, 346830), (66, 310045), (110, 186027), (118, 173415), (165, 124018), (177, 115610), (295, 69366), (330, 62009), (354, 57805), (590, 34683), (649, 31530), (885, 23122), (1051, 19470), (1298, 15765), (1770, 11561), (1947, 10510), (2102, 9735), (3153, 6490), (3245, 6306), (3894, 5255)]