1963622420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{8941}}^1$

素因数の和:9168

約数の個数: 48

約数和(自身を含む): 4206316800

約数和(自身を除く): 2242694380

約数列:

[1, 2, 4, 5, 10, 20, 79, 139, 158, 278, 316, 395, 556, 695, 790, 1390, 1580, 2780, 8941, 10981, 17882, 21962, 35764, 43924, 44705, 54905, 89410, 109810, 178820, 219620, 706339, 1242799, 1412678, 2485598, 2825356, 3531695, 4971196, 6213995, 7063390, 12427990, 14126780, 24855980, 98181121, 196362242, 392724484, 490905605, 981811210, 1963622420]

約数ペア:

[(1, 1963622420), (2, 981811210), (4, 490905605), (5, 392724484), (10, 196362242), (20, 98181121), (79, 24855980), (139, 14126780), (158, 12427990), (278, 7063390), (316, 6213995), (395, 4971196), (556, 3531695), (695, 2825356), (790, 2485598), (1390, 1412678), (1580, 1242799), (2780, 706339), (8941, 219620), (10981, 178820), (17882, 109810), (21962, 89410), (35764, 54905), (43924, 44705)]