8572240

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1$

素因数の和:1387

約数の個数: 40

約数和(自身を含む): 20186208

約数和(自身を除く): 11613968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1291, 1328, 1660, 2582, 3320, 5164, 6455, 6640, 10328, 12910, 20656, 25820, 51640, 103280, 107153, 214306, 428612, 535765, 857224, 1071530, 1714448, 2143060, 4286120, 8572240]

約数ペア:

[(1, 8572240), (2, 4286120), (4, 2143060), (5, 1714448), (8, 1071530), (10, 857224), (16, 535765), (20, 428612), (40, 214306), (80, 107153), (83, 103280), (166, 51640), (332, 25820), (415, 20656), (664, 12910), (830, 10328), (1291, 6640), (1328, 6455), (1660, 5164), (2582, 3320)]