53240

素因数分解:

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

素因数の和:44

約数の個数: 32

約数和(自身を含む): 131760

約数和(自身を除く): 78520

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, 1331, 2420, 2662, 4840, 5324, 6655, 10648, 13310, 26620, 53240]

約数ペア:

[(1, 53240), (2, 26620), (4, 13310), (5, 10648), (8, 6655), (10, 5324), (11, 4840), (20, 2662), (22, 2420), (40, 1331), (44, 1210), (55, 968), (88, 605), (110, 484), (121, 440), (220, 242)]