31471620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1217}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 88397568

約数和(自身を除く): 56925948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 862, 1217, 1293, 1724, 2155, 2434, 2586, 3651, 4310, 4868, 5172, 6085, 6465, 7302, 8620, 12170, 12930, 14604, 18255, 24340, 25860, 36510, 73020, 524527, 1049054, 1573581, 2098108, 2622635, 3147162, 5245270, 6294324, 7867905, 10490540, 15735810, 31471620]

約数ペア:

[(1, 31471620), (2, 15735810), (3, 10490540), (4, 7867905), (5, 6294324), (6, 5245270), (10, 3147162), (12, 2622635), (15, 2098108), (20, 1573581), (30, 1049054), (60, 524527), (431, 73020), (862, 36510), (1217, 25860), (1293, 24340), (1724, 18255), (2155, 14604), (2434, 12930), (2586, 12170), (3651, 8620), (4310, 7302), (4868, 6465), (5172, 6085)]