202011180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{480979}}^1$

素因数の和:480998

約数の個数: 48

約数和(自身を含む): 646437120

約数和(自身を除く): 444425940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 480979, 961958, 1442937, 1923916, 2404895, 2885874, 3366853, 4809790, 5771748, 6733706, 7214685, 9619580, 10100559, 13467412, 14429370, 16834265, 20201118, 28858740, 33668530, 40402236, 50502795, 67337060, 101005590, 202011180]

約数ペア:

[(1, 202011180), (2, 101005590), (3, 67337060), (4, 50502795), (5, 40402236), (6, 33668530), (7, 28858740), (10, 20201118), (12, 16834265), (14, 14429370), (15, 13467412), (20, 10100559), (21, 9619580), (28, 7214685), (30, 6733706), (35, 5771748), (42, 4809790), (60, 3366853), (70, 2885874), (84, 2404895), (105, 1923916), (140, 1442937), (210, 961958), (420, 480979)]