2080980

素因数分解:

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

素因数の和:1077

約数の個数: 72

約数和(自身を含む): 6892704

約数和(自身を除く): 4811724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1051, 1980, 2102, 3153, 4204, 5255, 6306, 9459, 10510, 11561, 12612, 15765, 18918, 21020, 23122, 31530, 34683, 37836, 46244, 47295, 57805, 63060, 69366, 94590, 104049, 115610, 138732, 173415, 189180, 208098, 231220, 346830, 416196, 520245, 693660, 1040490, 2080980]

約数ペア:

[(1, 2080980), (2, 1040490), (3, 693660), (4, 520245), (5, 416196), (6, 346830), (9, 231220), (10, 208098), (11, 189180), (12, 173415), (15, 138732), (18, 115610), (20, 104049), (22, 94590), (30, 69366), (33, 63060), (36, 57805), (44, 47295), (45, 46244), (55, 37836), (60, 34683), (66, 31530), (90, 23122), (99, 21020), (110, 18918), (132, 15765), (165, 12612), (180, 11561), (198, 10510), (220, 9459), (330, 6306), (396, 5255), (495, 4204), (660, 3153), (990, 2102), (1051, 1980)]