2159320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1459}}^1$

素因数の和:1507

約数の個数: 32

約数和(自身を含む): 4993200

約数和(自身を除く): 2833880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1459, 1480, 2918, 5836, 7295, 11672, 14590, 29180, 53983, 58360, 107966, 215932, 269915, 431864, 539830, 1079660, 2159320]

約数ペア:

[(1, 2159320), (2, 1079660), (4, 539830), (5, 431864), (8, 269915), (10, 215932), (20, 107966), (37, 58360), (40, 53983), (74, 29180), (148, 14590), (185, 11672), (296, 7295), (370, 5836), (740, 2918), (1459, 1480)]