54481240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123821}}^1$

素因数の和:123843

約数の個数: 32

約数和(自身を含む): 133727760

約数和(自身を除く): 79246520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 123821, 247642, 495284, 619105, 990568, 1238210, 1362031, 2476420, 2724062, 4952840, 5448124, 6810155, 10896248, 13620310, 27240620, 54481240]

約数ペア:

[(1, 54481240), (2, 27240620), (4, 13620310), (5, 10896248), (8, 6810155), (10, 5448124), (11, 4952840), (20, 2724062), (22, 2476420), (40, 1362031), (44, 1238210), (55, 990568), (88, 619105), (110, 495284), (220, 247642), (440, 123821)]