11645840

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{977}}^1$

素因数の和:1139

約数の個数: 40

約数和(自身を含む): 27286200

約数和(自身を除く): 15640360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 977, 1192, 1490, 1954, 2384, 2980, 3908, 4885, 5960, 7816, 9770, 11920, 15632, 19540, 39080, 78160, 145573, 291146, 582292, 727865, 1164584, 1455730, 2329168, 2911460, 5822920, 11645840]

約数ペア:

[(1, 11645840), (2, 5822920), (4, 2911460), (5, 2329168), (8, 1455730), (10, 1164584), (16, 727865), (20, 582292), (40, 291146), (80, 145573), (149, 78160), (298, 39080), (596, 19540), (745, 15632), (977, 11920), (1192, 9770), (1490, 7816), (1954, 5960), (2384, 4885), (2980, 3908)]