612942340

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1\times {\mathrm{431}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 1300126464

約数和(自身を除く): 687184124

約数列:

[1, 2, 4, 5, 10, 20, 211, 337, 422, 431, 674, 844, 862, 1055, 1348, 1685, 1724, 2110, 2155, 3370, 4220, 4310, 6740, 8620, 71107, 90941, 142214, 145247, 181882, 284428, 290494, 355535, 363764, 454705, 580988, 711070, 726235, 909410, 1422140, 1452470, 1818820, 2904940, 30647117, 61294234, 122588468, 153235585, 306471170, 612942340]

約数ペア:

[(1, 612942340), (2, 306471170), (4, 153235585), (5, 122588468), (10, 61294234), (20, 30647117), (211, 2904940), (337, 1818820), (422, 1452470), (431, 1422140), (674, 909410), (844, 726235), (862, 711070), (1055, 580988), (1348, 454705), (1685, 363764), (1724, 355535), (2110, 290494), (2155, 284428), (3370, 181882), (4220, 145247), (4310, 142214), (6740, 90941), (8620, 71107)]