213684460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{1931}}^1$

素因数の和:2454

約数の個数: 48

約数和(自身を含む): 490758912

約数和(自身を除く): 277074452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 503, 1006, 1931, 2012, 2515, 3862, 5030, 5533, 7724, 9655, 10060, 11066, 19310, 21241, 22132, 27665, 38620, 42482, 55330, 84964, 106205, 110660, 212410, 424820, 971293, 1942586, 3885172, 4856465, 9712930, 10684223, 19425860, 21368446, 42736892, 53421115, 106842230, 213684460]

約数ペア:

[(1, 213684460), (2, 106842230), (4, 53421115), (5, 42736892), (10, 21368446), (11, 19425860), (20, 10684223), (22, 9712930), (44, 4856465), (55, 3885172), (110, 1942586), (220, 971293), (503, 424820), (1006, 212410), (1931, 110660), (2012, 106205), (2515, 84964), (3862, 55330), (5030, 42482), (5533, 38620), (7724, 27665), (9655, 22132), (10060, 21241), (11066, 19310)]