18248000

素因数分解:

$2^6\times 5^3\times {\mathrm{2281}}^1$

素因数の和:2308

約数の個数: 56

約数和(自身を含む): 45210984

約数和(自身を除く): 26962984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 2281, 4000, 4562, 8000, 9124, 11405, 18248, 22810, 36496, 45620, 57025, 72992, 91240, 114050, 145984, 182480, 228100, 285125, 364960, 456200, 570250, 729920, 912400, 1140500, 1824800, 2281000, 3649600, 4562000, 9124000, 18248000]

約数ペア:

[(1, 18248000), (2, 9124000), (4, 4562000), (5, 3649600), (8, 2281000), (10, 1824800), (16, 1140500), (20, 912400), (25, 729920), (32, 570250), (40, 456200), (50, 364960), (64, 285125), (80, 228100), (100, 182480), (125, 145984), (160, 114050), (200, 91240), (250, 72992), (320, 57025), (400, 45620), (500, 36496), (800, 22810), (1000, 18248), (1600, 11405), (2000, 9124), (2281, 8000), (4000, 4562)]