8697040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9883}}^1$

素因数の和:9907

約数の個数: 40

約数和(自身を含む): 22061088

約数和(自身を除く): 13364048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 9883, 19766, 39532, 49415, 79064, 98830, 108713, 158128, 197660, 217426, 395320, 434852, 543565, 790640, 869704, 1087130, 1739408, 2174260, 4348520, 8697040]

約数ペア:

[(1, 8697040), (2, 4348520), (4, 2174260), (5, 1739408), (8, 1087130), (10, 869704), (11, 790640), (16, 543565), (20, 434852), (22, 395320), (40, 217426), (44, 197660), (55, 158128), (80, 108713), (88, 98830), (110, 79064), (176, 49415), (220, 39532), (440, 19766), (880, 9883)]