18883919960

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8001661}}^1$

素因数の和:8001731

約数の個数: 32

約数和(自身を含む): 43208974800

約数和(自身を除く): 24325054840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 8001661, 16003322, 32006644, 40008305, 64013288, 80016610, 160033220, 320066440, 472097999, 944195998, 1888391996, 2360489995, 3776783992, 4720979990, 9441959980, 18883919960]

約数ペア:

[(1, 18883919960), (2, 9441959980), (4, 4720979990), (5, 3776783992), (8, 2360489995), (10, 1888391996), (20, 944195998), (40, 472097999), (59, 320066440), (118, 160033220), (236, 80016610), (295, 64013288), (472, 40008305), (590, 32006644), (1180, 16003322), (2360, 8001661)]