8459390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 15814656

約数和(自身を除く): 7355266

約数列:

[1, 2, 5, 10, 43, 86, 103, 191, 206, 215, 382, 430, 515, 955, 1030, 1910, 4429, 8213, 8858, 16426, 19673, 22145, 39346, 41065, 44290, 82130, 98365, 196730, 845939, 1691878, 4229695, 8459390]

約数ペア:

[(1, 8459390), (2, 4229695), (5, 1691878), (10, 845939), (43, 196730), (86, 98365), (103, 82130), (191, 44290), (206, 41065), (215, 39346), (382, 22145), (430, 19673), (515, 16426), (955, 8858), (1030, 8213), (1910, 4429)]