11896720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1229}}^1$

素因数の和:1264

約数の個数: 60

約数和(自身を含む): 30427740

約数和(自身を除く): 18531020

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, 1229, 1936, 2420, 2458, 4840, 4916, 6145, 9680, 9832, 12290, 13519, 19664, 24580, 27038, 49160, 54076, 67595, 98320, 108152, 135190, 148709, 216304, 270380, 297418, 540760, 594836, 743545, 1081520, 1189672, 1487090, 2379344, 2974180, 5948360, 11896720]

約数ペア:

[(1, 11896720), (2, 5948360), (4, 2974180), (5, 2379344), (8, 1487090), (10, 1189672), (11, 1081520), (16, 743545), (20, 594836), (22, 540760), (40, 297418), (44, 270380), (55, 216304), (80, 148709), (88, 135190), (110, 108152), (121, 98320), (176, 67595), (220, 54076), (242, 49160), (440, 27038), (484, 24580), (605, 19664), (880, 13519), (968, 12290), (1210, 9832), (1229, 9680), (1936, 6145), (2420, 4916), (2458, 4840)]