1986390

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{1051}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 6059520

約数和(自身を除く): 4073130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1051, 1890, 2102, 3153, 5255, 6306, 7357, 9459, 10510, 14714, 15765, 18918, 22071, 28377, 31530, 36785, 44142, 47295, 56754, 66213, 73570, 94590, 110355, 132426, 141885, 198639, 220710, 283770, 331065, 397278, 662130, 993195, 1986390]

約数ペア:

[(1, 1986390), (2, 993195), (3, 662130), (5, 397278), (6, 331065), (7, 283770), (9, 220710), (10, 198639), (14, 141885), (15, 132426), (18, 110355), (21, 94590), (27, 73570), (30, 66213), (35, 56754), (42, 47295), (45, 44142), (54, 36785), (63, 31530), (70, 28377), (90, 22071), (105, 18918), (126, 15765), (135, 14714), (189, 10510), (210, 9459), (270, 7357), (315, 6306), (378, 5255), (630, 3153), (945, 2102), (1051, 1890)]