135028520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{306883}}^1$

素因数の和:306905

約数の個数: 32

約数和(自身を含む): 331434720

約数和(自身を除く): 196406200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 306883, 613766, 1227532, 1534415, 2455064, 3068830, 3375713, 6137660, 6751426, 12275320, 13502852, 16878565, 27005704, 33757130, 67514260, 135028520]

約数ペア:

[(1, 135028520), (2, 67514260), (4, 33757130), (5, 27005704), (8, 16878565), (10, 13502852), (11, 12275320), (20, 6751426), (22, 6137660), (40, 3375713), (44, 3068830), (55, 2455064), (88, 1534415), (110, 1227532), (220, 613766), (440, 306883)]