260890060

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{87547}}^1$

素因数の和:87705

約数の個数: 24

約数和(自身を含む): 551552400

約数和(自身を除く): 290662340

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 87547, 175094, 350188, 437735, 875470, 1750940, 13044503, 26089006, 52178012, 65222515, 130445030, 260890060]

約数ペア:

[(1, 260890060), (2, 130445030), (4, 65222515), (5, 52178012), (10, 26089006), (20, 13044503), (149, 1750940), (298, 875470), (596, 437735), (745, 350188), (1490, 175094), (2980, 87547)]