168983440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{57089}}^1$

素因数の和:57139

約数の個数: 40

約数和(自身を含む): 403512120

約数和(自身を除く): 234528680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 57089, 114178, 228356, 285445, 456712, 570890, 913424, 1141780, 2112293, 2283560, 4224586, 4567120, 8449172, 10561465, 16898344, 21122930, 33796688, 42245860, 84491720, 168983440]

約数ペア:

[(1, 168983440), (2, 84491720), (4, 42245860), (5, 33796688), (8, 21122930), (10, 16898344), (16, 10561465), (20, 8449172), (37, 4567120), (40, 4224586), (74, 2283560), (80, 2112293), (148, 1141780), (185, 913424), (296, 570890), (370, 456712), (592, 285445), (740, 228356), (1480, 114178), (2960, 57089)]