28199380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5573}}^1$

素因数の和:5616

約数の個数: 48

約数和(自身を含む): 67423104

約数和(自身を除く): 39223724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 5573, 11146, 22292, 27865, 55730, 61303, 111460, 122606, 128179, 245212, 256358, 306515, 512716, 613030, 640895, 1226060, 1281790, 1409969, 2563580, 2819938, 5639876, 7049845, 14099690, 28199380]

約数ペア:

[(1, 28199380), (2, 14099690), (4, 7049845), (5, 5639876), (10, 2819938), (11, 2563580), (20, 1409969), (22, 1281790), (23, 1226060), (44, 640895), (46, 613030), (55, 512716), (92, 306515), (110, 256358), (115, 245212), (220, 128179), (230, 122606), (253, 111460), (460, 61303), (506, 55730), (1012, 27865), (1265, 22292), (2530, 11146), (5060, 5573)]