263300840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{54401}}^1$

素因数の和:54434

約数の個数: 48

約数和(自身を含む): 651191940

約数和(自身を除く): 387891100

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 54401, 108802, 217604, 272005, 435208, 544010, 598411, 1088020, 1196822, 2176040, 2393644, 2992055, 4787288, 5984110, 6582521, 11968220, 13165042, 23936440, 26330084, 32912605, 52660168, 65825210, 131650420, 263300840]

約数ペア:

[(1, 263300840), (2, 131650420), (4, 65825210), (5, 52660168), (8, 32912605), (10, 26330084), (11, 23936440), (20, 13165042), (22, 11968220), (40, 6582521), (44, 5984110), (55, 4787288), (88, 2992055), (110, 2393644), (121, 2176040), (220, 1196822), (242, 1088020), (440, 598411), (484, 544010), (605, 435208), (968, 272005), (1210, 217604), (2420, 108802), (4840, 54401)]