11197720

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1033}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 25312320

約数和(自身を除く): 14114600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1033, 1084, 1355, 2066, 2168, 2710, 4132, 5165, 5420, 8264, 10330, 10840, 20660, 41320, 279943, 559886, 1119772, 1399715, 2239544, 2799430, 5598860, 11197720]

約数ペア:

[(1, 11197720), (2, 5598860), (4, 2799430), (5, 2239544), (8, 1399715), (10, 1119772), (20, 559886), (40, 279943), (271, 41320), (542, 20660), (1033, 10840), (1084, 10330), (1355, 8264), (2066, 5420), (2168, 5165), (2710, 4132)]