22131560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 54820800

約数和(自身を除く): 32689240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 179, 220, 281, 358, 440, 562, 716, 895, 1124, 1405, 1432, 1790, 1969, 2248, 2810, 3091, 3580, 3938, 5620, 6182, 7160, 7876, 9845, 11240, 12364, 15455, 15752, 19690, 24728, 30910, 39380, 50299, 61820, 78760, 100598, 123640, 201196, 251495, 402392, 502990, 553289, 1005980, 1106578, 2011960, 2213156, 2766445, 4426312, 5532890, 11065780, 22131560]

約数ペア:

[(1, 22131560), (2, 11065780), (4, 5532890), (5, 4426312), (8, 2766445), (10, 2213156), (11, 2011960), (20, 1106578), (22, 1005980), (40, 553289), (44, 502990), (55, 402392), (88, 251495), (110, 201196), (179, 123640), (220, 100598), (281, 78760), (358, 61820), (440, 50299), (562, 39380), (716, 30910), (895, 24728), (1124, 19690), (1405, 15752), (1432, 15455), (1790, 12364), (1969, 11240), (2248, 9845), (2810, 7876), (3091, 7160), (3580, 6182), (3938, 5620)]