214181720

素因数分解:

$2^3\times 5^1\times {\mathrm{5354543}}^1$

素因数の和:5354554

約数の個数: 16

約数和(自身を含む): 481908960

約数和(自身を除く): 267727240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5354543, 10709086, 21418172, 26772715, 42836344, 53545430, 107090860, 214181720]

約数ペア:

[(1, 214181720), (2, 107090860), (4, 53545430), (5, 42836344), (8, 26772715), (10, 21418172), (20, 10709086), (40, 5354543)]