6690640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7603}}^1$

素因数の和:7627

約数の個数: 40

約数和(自身を含む): 16972128

約数和(自身を除く): 10281488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 7603, 15206, 30412, 38015, 60824, 76030, 83633, 121648, 152060, 167266, 304120, 334532, 418165, 608240, 669064, 836330, 1338128, 1672660, 3345320, 6690640]

約数ペア:

[(1, 6690640), (2, 3345320), (4, 1672660), (5, 1338128), (8, 836330), (10, 669064), (11, 608240), (16, 418165), (20, 334532), (22, 304120), (40, 167266), (44, 152060), (55, 121648), (80, 83633), (88, 76030), (110, 60824), (176, 38015), (220, 30412), (440, 15206), (880, 7603)]