20825200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4733}}^1$

素因数の和:4762

約数の個数: 60

約数和(自身を含む): 54592488

約数和(自身を除く): 33767288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 4733, 9466, 18932, 23665, 37864, 47330, 52063, 75728, 94660, 104126, 118325, 189320, 208252, 236650, 260315, 378640, 416504, 473300, 520630, 833008, 946600, 1041260, 1301575, 1893200, 2082520, 2603150, 4165040, 5206300, 10412600, 20825200]

約数ペア:

[(1, 20825200), (2, 10412600), (4, 5206300), (5, 4165040), (8, 2603150), (10, 2082520), (11, 1893200), (16, 1301575), (20, 1041260), (22, 946600), (25, 833008), (40, 520630), (44, 473300), (50, 416504), (55, 378640), (80, 260315), (88, 236650), (100, 208252), (110, 189320), (176, 118325), (200, 104126), (220, 94660), (275, 75728), (400, 52063), (440, 47330), (550, 37864), (880, 23665), (1100, 18932), (2200, 9466), (4400, 4733)]