20443080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24337}}^1$

素因数の和:24358

約数の個数: 64

約数和(自身を含む): 70093440

約数和(自身を除く): 49650360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 24337, 48674, 73011, 97348, 121685, 146022, 170359, 194696, 243370, 292044, 340718, 365055, 486740, 511077, 584088, 681436, 730110, 851795, 973480, 1022154, 1362872, 1460220, 1703590, 2044308, 2555385, 2920440, 3407180, 4088616, 5110770, 6814360, 10221540, 20443080]

約数ペア:

[(1, 20443080), (2, 10221540), (3, 6814360), (4, 5110770), (5, 4088616), (6, 3407180), (7, 2920440), (8, 2555385), (10, 2044308), (12, 1703590), (14, 1460220), (15, 1362872), (20, 1022154), (21, 973480), (24, 851795), (28, 730110), (30, 681436), (35, 584088), (40, 511077), (42, 486740), (56, 365055), (60, 340718), (70, 292044), (84, 243370), (105, 194696), (120, 170359), (140, 146022), (168, 121685), (210, 97348), (280, 73011), (420, 48674), (840, 24337)]