4012760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2333}}^1$

素因数の和:2387

約数の個数: 32

約数和(自身を含む): 9242640

約数和(自身を除く): 5229880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2333, 4666, 9332, 11665, 18664, 23330, 46660, 93320, 100319, 200638, 401276, 501595, 802552, 1003190, 2006380, 4012760]

約数ペア:

[(1, 4012760), (2, 2006380), (4, 1003190), (5, 802552), (8, 501595), (10, 401276), (20, 200638), (40, 100319), (43, 93320), (86, 46660), (172, 23330), (215, 18664), (344, 11665), (430, 9332), (860, 4666), (1720, 2333)]