56122220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3313}}^1$

素因数の和:3351

約数の個数: 72

約数和(自身を含む): 148096032

約数和(自身を除く): 91973812

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3313, 3388, 4235, 6626, 8470, 13252, 16565, 16940, 23191, 33130, 36443, 46382, 66260, 72886, 92764, 115955, 145772, 182215, 231910, 255101, 364430, 400873, 463820, 510202, 728860, 801746, 1020404, 1275505, 1603492, 2004365, 2551010, 2806111, 4008730, 5102020, 5612222, 8017460, 11224444, 14030555, 28061110, 56122220]

約数ペア:

[(1, 56122220), (2, 28061110), (4, 14030555), (5, 11224444), (7, 8017460), (10, 5612222), (11, 5102020), (14, 4008730), (20, 2806111), (22, 2551010), (28, 2004365), (35, 1603492), (44, 1275505), (55, 1020404), (70, 801746), (77, 728860), (110, 510202), (121, 463820), (140, 400873), (154, 364430), (220, 255101), (242, 231910), (308, 182215), (385, 145772), (484, 115955), (605, 92764), (770, 72886), (847, 66260), (1210, 46382), (1540, 36443), (1694, 33130), (2420, 23191), (3313, 16940), (3388, 16565), (4235, 13252), (6626, 8470)]