21924100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1049}}^1$

素因数の和:1093

約数の個数: 72

約数和(自身を含む): 54684000

約数和(自身を除く): 32759900

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1049, 1100, 1900, 2090, 2098, 4180, 4196, 5225, 5245, 10450, 10490, 11539, 19931, 20900, 20980, 23078, 26225, 39862, 46156, 52450, 57695, 79724, 99655, 104900, 115390, 199310, 219241, 230780, 288475, 398620, 438482, 498275, 576950, 876964, 996550, 1096205, 1153900, 1993100, 2192410, 4384820, 5481025, 10962050, 21924100]

約数ペア:

[(1, 21924100), (2, 10962050), (4, 5481025), (5, 4384820), (10, 2192410), (11, 1993100), (19, 1153900), (20, 1096205), (22, 996550), (25, 876964), (38, 576950), (44, 498275), (50, 438482), (55, 398620), (76, 288475), (95, 230780), (100, 219241), (110, 199310), (190, 115390), (209, 104900), (220, 99655), (275, 79724), (380, 57695), (418, 52450), (475, 46156), (550, 39862), (836, 26225), (950, 23078), (1045, 20980), (1049, 20900), (1100, 19931), (1900, 11539), (2090, 10490), (2098, 10450), (4180, 5245), (4196, 5225)]