11999840

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2027}}^1$

素因数の和:2079

約数の個数: 48

約数和(自身を含む): 29130192

約数和(自身を除く): 17130352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2027, 2960, 4054, 5920, 8108, 10135, 16216, 20270, 32432, 40540, 64864, 74999, 81080, 149998, 162160, 299996, 324320, 374995, 599992, 749990, 1199984, 1499980, 2399968, 2999960, 5999920, 11999840]

約数ペア:

[(1, 11999840), (2, 5999920), (4, 2999960), (5, 2399968), (8, 1499980), (10, 1199984), (16, 749990), (20, 599992), (32, 374995), (37, 324320), (40, 299996), (74, 162160), (80, 149998), (148, 81080), (160, 74999), (185, 64864), (296, 40540), (370, 32432), (592, 20270), (740, 16216), (1184, 10135), (1480, 8108), (2027, 5920), (2960, 4054)]