55239820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 118879488

約数和(自身を除く): 63639668

約数列:

[1, 2, 4, 5, 10, 20, 83, 107, 166, 214, 311, 332, 415, 428, 535, 622, 830, 1070, 1244, 1555, 1660, 2140, 3110, 6220, 8881, 17762, 25813, 33277, 35524, 44405, 51626, 66554, 88810, 103252, 129065, 133108, 166385, 177620, 258130, 332770, 516260, 665540, 2761991, 5523982, 11047964, 13809955, 27619910, 55239820]

約数ペア:

[(1, 55239820), (2, 27619910), (4, 13809955), (5, 11047964), (10, 5523982), (20, 2761991), (83, 665540), (107, 516260), (166, 332770), (214, 258130), (311, 177620), (332, 166385), (415, 133108), (428, 129065), (535, 103252), (622, 88810), (830, 66554), (1070, 51626), (1244, 44405), (1555, 35524), (1660, 33277), (2140, 25813), (3110, 17762), (6220, 8881)]