55602440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32327}}^1$

素因数の和:32381

約数の個数: 32

約数和(自身を含む): 128018880

約数和(自身を除く): 72416440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 32327, 64654, 129308, 161635, 258616, 323270, 646540, 1293080, 1390061, 2780122, 5560244, 6950305, 11120488, 13900610, 27801220, 55602440]

約数ペア:

[(1, 55602440), (2, 27801220), (4, 13900610), (5, 11120488), (8, 6950305), (10, 5560244), (20, 2780122), (40, 1390061), (43, 1293080), (86, 646540), (172, 323270), (215, 258616), (344, 161635), (430, 129308), (860, 64654), (1720, 32327)]