18799920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{26111}}^1$

素因数の和:26130

約数の個数: 60

約数和(自身を含む): 63138816

約数和(自身を除く): 44338896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 26111, 52222, 78333, 104444, 130555, 156666, 208888, 234999, 261110, 313332, 391665, 417776, 469998, 522220, 626664, 783330, 939996, 1044440, 1174995, 1253328, 1566660, 1879992, 2088880, 2349990, 3133320, 3759984, 4699980, 6266640, 9399960, 18799920]

約数ペア:

[(1, 18799920), (2, 9399960), (3, 6266640), (4, 4699980), (5, 3759984), (6, 3133320), (8, 2349990), (9, 2088880), (10, 1879992), (12, 1566660), (15, 1253328), (16, 1174995), (18, 1044440), (20, 939996), (24, 783330), (30, 626664), (36, 522220), (40, 469998), (45, 417776), (48, 391665), (60, 313332), (72, 261110), (80, 234999), (90, 208888), (120, 156666), (144, 130555), (180, 104444), (240, 78333), (360, 52222), (720, 26111)]