20115600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{16763}}^1$

素因数の和:16784

約数の個数: 60

約数和(自身を含む): 64440816

約数和(自身を除く): 44325216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 16763, 33526, 50289, 67052, 83815, 100578, 134104, 167630, 201156, 251445, 268208, 335260, 402312, 419075, 502890, 670520, 804624, 838150, 1005780, 1257225, 1341040, 1676300, 2011560, 2514450, 3352600, 4023120, 5028900, 6705200, 10057800, 20115600]

約数ペア:

[(1, 20115600), (2, 10057800), (3, 6705200), (4, 5028900), (5, 4023120), (6, 3352600), (8, 2514450), (10, 2011560), (12, 1676300), (15, 1341040), (16, 1257225), (20, 1005780), (24, 838150), (25, 804624), (30, 670520), (40, 502890), (48, 419075), (50, 402312), (60, 335260), (75, 268208), (80, 251445), (100, 201156), (120, 167630), (150, 134104), (200, 100578), (240, 83815), (300, 67052), (400, 50289), (600, 33526), (1200, 16763)]