840380374

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1747}}^1\times {\mathrm{12659}}^1$

素因数の和:14427

約数の個数: 16

約数和(自身を含む): 1327780800

約数和(自身を除く): 487400426

約数列:

[1, 2, 19, 38, 1747, 3494, 12659, 25318, 33193, 66386, 240521, 481042, 22115273, 44230546, 420190187, 840380374]

約数ペア:

[(1, 840380374), (2, 420190187), (19, 44230546), (38, 22115273), (1747, 481042), (3494, 240521), (12659, 66386), (25318, 33193)]