40369690

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 74866176

約数和(自身を除く): 34496486

約数列:

[1, 2, 5, 10, 43, 86, 215, 223, 421, 430, 446, 842, 1115, 2105, 2230, 4210, 9589, 18103, 19178, 36206, 47945, 90515, 93883, 95890, 181030, 187766, 469415, 938830, 4036969, 8073938, 20184845, 40369690]

約数ペア:

[(1, 40369690), (2, 20184845), (5, 8073938), (10, 4036969), (43, 938830), (86, 469415), (215, 187766), (223, 181030), (421, 95890), (430, 93883), (446, 90515), (842, 47945), (1115, 36206), (2105, 19178), (2230, 18103), (4210, 9589)]