89308840

素因数分解:

$2^3\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{1543}}^1$

素因数の和:3001

約数の個数: 32

約数和(自身を含む): 201214080

約数和(自身を除く): 111905240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1447, 1543, 2894, 3086, 5788, 6172, 7235, 7715, 11576, 12344, 14470, 15430, 28940, 30860, 57880, 61720, 2232721, 4465442, 8930884, 11163605, 17861768, 22327210, 44654420, 89308840]

約数ペア:

[(1, 89308840), (2, 44654420), (4, 22327210), (5, 17861768), (8, 11163605), (10, 8930884), (20, 4465442), (40, 2232721), (1447, 61720), (1543, 57880), (2894, 30860), (3086, 28940), (5788, 15430), (6172, 14470), (7235, 12344), (7715, 11576)]