139849840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{134471}}^1$

素因数の和:134497

約数の個数: 40

約数和(自身を含む): 350165088

約数和(自身を除く): 210315248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 134471, 268942, 537884, 672355, 1075768, 1344710, 1748123, 2151536, 2689420, 3496246, 5378840, 6992492, 8740615, 10757680, 13984984, 17481230, 27969968, 34962460, 69924920, 139849840]

約数ペア:

[(1, 139849840), (2, 69924920), (4, 34962460), (5, 27969968), (8, 17481230), (10, 13984984), (13, 10757680), (16, 8740615), (20, 6992492), (26, 5378840), (40, 3496246), (52, 2689420), (65, 2151536), (80, 1748123), (104, 1344710), (130, 1075768), (208, 672355), (260, 537884), (520, 268942), (1040, 134471)]