8985680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10211}}^1$

素因数の和:10235

約数の個数: 40

約数和(自身を含む): 22793184

約数和(自身を除く): 13807504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 10211, 20422, 40844, 51055, 81688, 102110, 112321, 163376, 204220, 224642, 408440, 449284, 561605, 816880, 898568, 1123210, 1797136, 2246420, 4492840, 8985680]

約数ペア:

[(1, 8985680), (2, 4492840), (4, 2246420), (5, 1797136), (8, 1123210), (10, 898568), (11, 816880), (16, 561605), (20, 449284), (22, 408440), (40, 224642), (44, 204220), (55, 163376), (80, 112321), (88, 102110), (110, 81688), (176, 51055), (220, 40844), (440, 20422), (880, 10211)]