201858140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12569}}^1$

素因数の和:12662

約数の個数: 48

約数和(自身を含む): 468810720

約数和(自身を除く): 266952580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 8030, 12569, 16060, 25138, 50276, 62845, 125690, 138259, 251380, 276518, 553036, 691295, 917537, 1382590, 1835074, 2765180, 3670148, 4587685, 9175370, 10092907, 18350740, 20185814, 40371628, 50464535, 100929070, 201858140]

約数ペア:

[(1, 201858140), (2, 100929070), (4, 50464535), (5, 40371628), (10, 20185814), (11, 18350740), (20, 10092907), (22, 9175370), (44, 4587685), (55, 3670148), (73, 2765180), (110, 1835074), (146, 1382590), (220, 917537), (292, 691295), (365, 553036), (730, 276518), (803, 251380), (1460, 138259), (1606, 125690), (3212, 62845), (4015, 50276), (8030, 25138), (12569, 16060)]