9751640

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1861}}^1$

素因数の和:2003

約数の個数: 32

約数和(自身を含む): 22120560

約数和(自身を除く): 12368920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 1861, 2620, 3722, 5240, 7444, 9305, 14888, 18610, 37220, 74440, 243791, 487582, 975164, 1218955, 1950328, 2437910, 4875820, 9751640]

約数ペア:

[(1, 9751640), (2, 4875820), (4, 2437910), (5, 1950328), (8, 1218955), (10, 975164), (20, 487582), (40, 243791), (131, 74440), (262, 37220), (524, 18610), (655, 14888), (1048, 9305), (1310, 7444), (1861, 5240), (2620, 3722)]