19222940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 47900160

約数和(自身を除く): 28677220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 29, 44, 46, 55, 58, 92, 110, 115, 116, 131, 145, 220, 230, 253, 262, 290, 319, 460, 506, 524, 580, 638, 655, 667, 1012, 1265, 1276, 1310, 1334, 1441, 1595, 2530, 2620, 2668, 2882, 3013, 3190, 3335, 3799, 5060, 5764, 6026, 6380, 6670, 7205, 7337, 7598, 12052, 13340, 14410, 14674, 15065, 15196, 18995, 28820, 29348, 30130, 33143, 36685, 37990, 41789, 60260, 66286, 73370, 75980, 83578, 87377, 132572, 146740, 165715, 167156, 174754, 208945, 331430, 349508, 417890, 436885, 662860, 835780, 873770, 961147, 1747540, 1922294, 3844588, 4805735, 9611470, 19222940]

約数ペア:

[(1, 19222940), (2, 9611470), (4, 4805735), (5, 3844588), (10, 1922294), (11, 1747540), (20, 961147), (22, 873770), (23, 835780), (29, 662860), (44, 436885), (46, 417890), (55, 349508), (58, 331430), (92, 208945), (110, 174754), (115, 167156), (116, 165715), (131, 146740), (145, 132572), (220, 87377), (230, 83578), (253, 75980), (262, 73370), (290, 66286), (319, 60260), (460, 41789), (506, 37990), (524, 36685), (580, 33143), (638, 30130), (655, 29348), (667, 28820), (1012, 18995), (1265, 15196), (1276, 15065), (1310, 14674), (1334, 14410), (1441, 13340), (1595, 12052), (2530, 7598), (2620, 7337), (2668, 7205), (2882, 6670), (3013, 6380), (3190, 6026), (3335, 5764), (3799, 5060)]