9418280

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{977}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 21300840

約数和(自身を除く): 11882560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 977, 1205, 1928, 1954, 2410, 3908, 4820, 4885, 7816, 9640, 9770, 19540, 39080, 235457, 470914, 941828, 1177285, 1883656, 2354570, 4709140, 9418280]

約数ペア:

[(1, 9418280), (2, 4709140), (4, 2354570), (5, 1883656), (8, 1177285), (10, 941828), (20, 470914), (40, 235457), (241, 39080), (482, 19540), (964, 9770), (977, 9640), (1205, 7816), (1928, 4885), (1954, 4820), (2410, 3908)]