78377660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{863}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 174182400

約数和(自身を除く): 95804740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 239, 380, 478, 863, 956, 1195, 1726, 2390, 3452, 4315, 4541, 4780, 8630, 9082, 16397, 17260, 18164, 22705, 32794, 45410, 65588, 81985, 90820, 163970, 206257, 327940, 412514, 825028, 1031285, 2062570, 3918883, 4125140, 7837766, 15675532, 19594415, 39188830, 78377660]

約数ペア:

[(1, 78377660), (2, 39188830), (4, 19594415), (5, 15675532), (10, 7837766), (19, 4125140), (20, 3918883), (38, 2062570), (76, 1031285), (95, 825028), (190, 412514), (239, 327940), (380, 206257), (478, 163970), (863, 90820), (956, 81985), (1195, 65588), (1726, 45410), (2390, 32794), (3452, 22705), (4315, 18164), (4541, 17260), (4780, 16397), (8630, 9082)]