7943780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30553}}^1$

素因数の和:30575

約数の個数: 24

約数和(自身を含む): 17965752

約数和(自身を除く): 10021972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 30553, 61106, 122212, 152765, 305530, 397189, 611060, 794378, 1588756, 1985945, 3971890, 7943780]

約数ペア:

[(1, 7943780), (2, 3971890), (4, 1985945), (5, 1588756), (10, 794378), (13, 611060), (20, 397189), (26, 305530), (52, 152765), (65, 122212), (130, 61106), (260, 30553)]