87400720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{9029}}^1$

素因数の和:9064

約数の個数: 60

約数和(自身を含む): 223384140

約数和(自身を除く): 135983420

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9029, 9680, 18058, 36116, 45145, 72232, 90290, 99319, 144464, 180580, 198638, 361160, 397276, 496595, 722320, 794552, 993190, 1092509, 1589104, 1986380, 2185018, 3972760, 4370036, 5462545, 7945520, 8740072, 10925090, 17480144, 21850180, 43700360, 87400720]

約数ペア:

[(1, 87400720), (2, 43700360), (4, 21850180), (5, 17480144), (8, 10925090), (10, 8740072), (11, 7945520), (16, 5462545), (20, 4370036), (22, 3972760), (40, 2185018), (44, 1986380), (55, 1589104), (80, 1092509), (88, 993190), (110, 794552), (121, 722320), (176, 496595), (220, 397276), (242, 361160), (440, 198638), (484, 180580), (605, 144464), (880, 99319), (968, 90290), (1210, 72232), (1936, 45145), (2420, 36116), (4840, 18058), (9029, 9680)]