8416720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8093}}^1$

素因数の和:8119

約数の個数: 40

約数和(自身を含む): 21076776

約数和(自身を除く): 12660056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8093, 16186, 32372, 40465, 64744, 80930, 105209, 129488, 161860, 210418, 323720, 420836, 526045, 647440, 841672, 1052090, 1683344, 2104180, 4208360, 8416720]

約数ペア:

[(1, 8416720), (2, 4208360), (4, 2104180), (5, 1683344), (8, 1052090), (10, 841672), (13, 647440), (16, 526045), (20, 420836), (26, 323720), (40, 210418), (52, 161860), (65, 129488), (80, 105209), (104, 80930), (130, 64744), (208, 40465), (260, 32372), (520, 16186), (1040, 8093)]