16689040

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{919}}^1$

素因数の和:1159

約数の個数: 40

約数和(自身を含む): 39015360

約数和(自身を除く): 22326320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 454, 908, 919, 1135, 1816, 1838, 2270, 3632, 3676, 4540, 4595, 7352, 9080, 9190, 14704, 18160, 18380, 36760, 73520, 208613, 417226, 834452, 1043065, 1668904, 2086130, 3337808, 4172260, 8344520, 16689040]

約数ペア:

[(1, 16689040), (2, 8344520), (4, 4172260), (5, 3337808), (8, 2086130), (10, 1668904), (16, 1043065), (20, 834452), (40, 417226), (80, 208613), (227, 73520), (454, 36760), (908, 18380), (919, 18160), (1135, 14704), (1816, 9190), (1838, 9080), (2270, 7352), (3632, 4595), (3676, 4540)]