1380644

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 2587200

約数和(自身を除く): 1206556

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 349, 698, 989, 1396, 1978, 3956, 8027, 15007, 16054, 30014, 32108, 60028, 345161, 690322, 1380644]

約数ペア:

[(1, 1380644), (2, 690322), (4, 345161), (23, 60028), (43, 32108), (46, 30014), (86, 16054), (92, 15007), (172, 8027), (349, 3956), (698, 1978), (989, 1396)]