7202140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1723}}^1$

素因数の和:1762

約数の個数: 48

約数和(自身を含む): 17377920

約数和(自身を除く): 10175780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 1723, 2090, 3446, 4180, 6892, 8615, 17230, 18953, 32737, 34460, 37906, 65474, 75812, 94765, 130948, 163685, 189530, 327370, 360107, 379060, 654740, 720214, 1440428, 1800535, 3601070, 7202140]

約数ペア:

[(1, 7202140), (2, 3601070), (4, 1800535), (5, 1440428), (10, 720214), (11, 654740), (19, 379060), (20, 360107), (22, 327370), (38, 189530), (44, 163685), (55, 130948), (76, 94765), (95, 75812), (110, 65474), (190, 37906), (209, 34460), (220, 32737), (380, 18953), (418, 17230), (836, 8615), (1045, 6892), (1723, 4180), (2090, 3446)]