520085015980

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1\times {\mathrm{328789}}^1$

素因数の和:329506

約数の個数: 48

約数和(自身を含む): 1101972564000

約数和(自身を除く): 581887548020

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 569, 695, 1138, 1390, 2276, 2780, 2845, 5690, 11380, 79091, 158182, 316364, 328789, 395455, 657578, 790910, 1315156, 1581820, 1643945, 3287890, 6575780, 45701671, 91403342, 182806684, 187080941, 228508355, 374161882, 457016710, 748323764, 914033420, 935404705, 1870809410, 3741618820, 26004250799, 52008501598, 104017003196, 130021253995, 260042507990, 520085015980]

約数ペア:

[(1, 520085015980), (2, 260042507990), (4, 130021253995), (5, 104017003196), (10, 52008501598), (20, 26004250799), (139, 3741618820), (278, 1870809410), (556, 935404705), (569, 914033420), (695, 748323764), (1138, 457016710), (1390, 374161882), (2276, 228508355), (2780, 187080941), (2845, 182806684), (5690, 91403342), (11380, 45701671), (79091, 6575780), (158182, 3287890), (316364, 1643945), (328789, 1581820), (395455, 1315156), (657578, 790910)]