20842459740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{115791443}}^1$

素因数の和:115791458

約数の個数: 36

約数和(自身を含む): 63222128424

約数和(自身を除く): 42379668684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 115791443, 231582886, 347374329, 463165772, 578957215, 694748658, 1042122987, 1157914430, 1389497316, 1736871645, 2084245974, 2315828860, 3473743290, 4168491948, 5210614935, 6947486580, 10421229870, 20842459740]

約数ペア:

[(1, 20842459740), (2, 10421229870), (3, 6947486580), (4, 5210614935), (5, 4168491948), (6, 3473743290), (9, 2315828860), (10, 2084245974), (12, 1736871645), (15, 1389497316), (18, 1157914430), (20, 1042122987), (30, 694748658), (36, 578957215), (45, 463165772), (60, 347374329), (90, 231582886), (180, 115791443)]